Amsuo Technology Limited | High-Precision Drill Bits, Carbide Burrs & Cutting Tools Manufacturer

More Than 20+

Years of
Experience

About Us

Who We Are

AMSUO: Precision Tools, Powerful Solutions.

AMSUO is a leading technology enterprise dedicated to the integrated research, development, and manufacturing of high-precision tools and Machineries. We are built on a foundation of deep industry knowledge and a relentless drive for innovation.

Our core founding team brings together over two decades of hands-on industry experience. This extensive background gives us an unparalleled insight into market needs and the real-world challenges faced by professionals across various sectors. We don't just follow trends; we anticipate them.

About Us

Our Products

AMSUO Extreme Coarse Shaping Discs for Woodworking — 115/125 mm, 20/22.23 mm Bore

AMSUO Extreme Coarse Shaping Discs for Woodworking — 115/125 mm, 20/22.23 mm Bore. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 20.6–22.6 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 20.6–22.6 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 17.5–18.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 17.5–18.5 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Sphere Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Sphere Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Carbide Rasp Wheels for Woodworking — 105–125 mm, 20/22.23 mm Bore

carbide rasp wheels · 105–125 mm · 20/22.23 mm bore · woodworking

AMSUO Special-Shape Rotary Burrs — Bud & Dove Tail Acute

special-shape burrs · bud & dove tail acute

AMSUO Long-Shank Ball Nose Burrs — 8–17 mm, Fine/Coarse/Ex-Coarse

AMSUO Long-Shank Ball Nose Burrs — 8–17 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

flame burrs · 14–15.5 mm · fine/coarse/ex-coarse

AMSUO Large Cone Burrs — 20.6–22.2 mm, Fine/Coarse/Ex-Coarse

AMSUO Large Cone Burrs — 20.6–22.2 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Large Sphere Burrs — 27.2–29 mm, Fine/Coarse/Ex-Coarse

large sphere burrs · 27.2–29 mm · fine/coarse/ex-coarse

AMSUO Long-Shank Cylinder Burrs — 12–13.5 mm Heads × 49.5–50.3 mm, Fine/Coarse/Ex-Coarse

AMSUO Long-Shank Cylinder Burrs — 12–13.5 mm Heads × 49.5–50.3 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Rotary Burrs — Coarse Cut Metric Series, 6 Shapes, 6–11.85 mm Heads

AMSUO Rotary Burrs — Coarse Cut Metric Series, 6 Shapes, 6–11.85 mm Heads. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Rotary Burrs — Fine Cut Long-Shank Series, 5 Shapes (Taper Safe End, Dove Tail Acute, Cylinder, Flame, Ball Nose)

AMSUO Rotary Burrs — Fine Cut Long-Shank Series, 5 Shapes (Taper Safe End, Dove Tail Acute, Cylinder, Flame, Ball Nose). Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Rotary Burrs — Fine Cut Metric Series, 5 Shapes, 5–9.5 mm Heads

AMSUO Rotary Burrs — Fine Cut Metric Series, 5 Shapes, 5–9.5 mm Heads. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Large Rotary Burrs — Ball Nose, Flame & Sphere, 1/2"–1" Heads, Coarse Cut, Long Heads

AMSUO Large Rotary Burrs — Ball Nose, Flame & Sphere, 1/2"–1" Heads, Coarse Cut, Long Heads. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Rotary Burr Set — Inch Series, 7 Shapes (Rotary Saw, Cone, Taper, Ball Nose, Cylinder, Sphere, Flame), 1/4"–7/8" Heads, Coarse Cut

AMSUO Rotary Burr Set — Inch Series, 7 Shapes (Rotary Saw, Cone, Taper, Ball Nose, Cylinder, Sphere, Flame), 1/4"–7/8" Heads, Coarse Cut. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 5-Piece Screw Extractor Set (EXT-5) — Milled 40Cr Alloy Steel, Reverse Spiral Flutes, Hex Shank, for Broken Bolt & Stud Removal, 10-Year Warranty

AMSUO 5-Piece Screw Extractor Set (EXT-5) — Milled 40Cr Alloy Steel, Reverse Spiral Flutes, Hex Shank, for Broken Bolt & Stud Removal, 10-Year Warranty. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 5-Piece Screw Extractor Set (SAE) — Broken Bolt & Stud Remover, for 1/8"–3/4" Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 5-Piece Screw Extractor Set (SAE) — Broken Bolt & Stud Remover, for 1/8"–3/4" Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 8-Piece Screw Extractor Set (Metric) — Broken Bolt & Stud Remover, 3–8 mm Extractors for 3–50 mm Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 8-Piece Screw Extractor Set (Metric) — Broken Bolt & Stud Remover, 3–8 mm Extractors for 3–50 mm Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Step Titanium Coated HSS Step Drill Bit — Up to 2-3/8" (60 mm), Spiral Flute, 1/4" Hex Shank, for Sheet Metal & Thin-Wall Materials

AMSUO 12-Step Titanium Coated HSS Step Drill Bit — Up to 2-3/8" (60 mm), Spiral Flute, 1/4" Hex Shank, for Sheet Metal & Thin-Wall Materials. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 13-Step Black Chrome HSS Step Drill Bit — Up to 2-3/8" (60 mm), Straight Flute, Round Shank, for Sheet Metal, Conduit & Plastic

AMSUO 13-Step Black Chrome HSS Step Drill Bit — Up to 2-3/8" (60 mm), Straight Flute, Round Shank, for Sheet Metal, Conduit & Plastic. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Carbide Rotary Burr Sets — Full Shape Range (A/B/C/D/E/F/G/H/L/M), Single & Double Cut, Standard & Metric

AMSUO Carbide Rotary Burr Sets — Full Shape Range (A/B/C/D/E/F/G/H/L/M), Single & Double Cut, Standard & Metric. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 6-Piece Professional Helical Drill Bit Set — 1/8" to 5/16", 135° Split Point, Titanium-Coated, for Metal, Plastic & Wood

AMSUO 6-Piece Professional Helical Drill Bit Set — 1/8" to 5/16", 135° Split Point, Titanium-Coated, for Metal, Plastic & Wood. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Quick-Change Mini Cutting Disc Kit with Tool-Free Mandrel — 1-1/2" (38 mm) Multi-Material Cutting Wheels for PVC Pipe, Metal & Wood

AMSUO Quick-Change Mini Cutting Disc Kit with Tool-Free Mandrel — 1-1/2" (38 mm) Multi-Material Cutting Wheels for PVC Pipe, Metal & Wood. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

32-Piece Drill & Driver Set — Spade Bits + Twist Drills

YAOYAN 32-Piece Drill & Driver Set — Spade Bits + Twist Drills. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

28-Piece Drill & Driver Set — Masonry, Wood & Tile Bits

YAOYAN 28-Piece Drill & Driver Set — Masonry, Wood & Tile Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

25-Piece Drill & Driver Set — Compact Multi-Use Kit

YAOYAN 25-Piece Drill & Driver Set — Compact Multi-Use Kit *(piece count per image inspection)*. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

POWERLOYAL 29-Piece Drill & Driver Set — Multi-Material Kit

POWERLOYAL 29-Piece Drill & Driver Set — Multi-Material Kit. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 40-Piece Drill & Driver Bit Set — Twist Drills + 32 Driver Bits

AMSUO 40-Piece Drill & Driver Bit Set — Twist Drills + 32 Driver Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 35-Piece Power Bit & Nut Set — Double-Ended Long Bits + Nut Drivers

AMSUO 35-Piece Power Bit & Nut Set — Double-Ended Long Bits + Nut Drivers. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 30-Piece Power Bit & Nut Set — Socket Column, T-Handle & Extension

AMSUO 30-Piece Power Bit & Nut Set — Socket Column, T-Handle & Extension. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 30-Piece Power Bit & Nut Set — Impact Sockets, Bits & Adapters

AMSUO 30-Piece Power Bit & Nut Set — Impact Sockets, Bits & Adapters. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 28-Piece Power Bit & Nut Set — Bits, Sockets & Long Bits

AMSUO 28-Piece Power Bit & Nut Set — Bits, Sockets & Long Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 65-Piece Power Bit Set — 64 Short Bits + Magnetic Holder

AMSUO 65-Piece Power Bit Set — 64 Short Bits + Magnetic Holder. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 63-Piece Power Bit Set — 48 Short Bits + Long Bits & Holder

AMSUO 63-Piece Power Bit Set — 48 Short Bits + Long Bits & Holder. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 43-Piece Power Bit Set — With Mini Ratchet & Bit Driver

AMSUO 43-Piece Power Bit Set — With Mini Ratchet & Bit Driver. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 36-Piece Power Bit Set — Bits, Torx/Slotted, Sockets & Nut Drivers

AMSUO 36-Piece Power Bit Set — Bits, Torx/Slotted, Sockets & Nut Drivers. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 33-Piece Power Bit Set — Torx, Phillips, Pozidriv, Slotted & Square

AMSUO 33-Piece Power Bit Set — Torx, Phillips, Pozidriv, Slotted & Square. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 31-Piece Power Bit Set — Bits, Holder & Drill Bits

AMSUO 31-Piece Power Bit Set — Bits, Holder & Drill Bits. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 44-Piece Power Tool Set — Bits, Sockets & Nut Drivers

AMSUO 44-Piece Power Tool Set — Bits, Sockets & Nut Drivers. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 28-Piece Power Tool Set — Professional Driver Bit Kit

AMSUO 28-Piece Power Tool Set — Professional Driver Bit Kit. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 31-Piece Combination Tool Set — Bits, Holder & Drill/Driver Bits

AMSUO 31-Piece Combination Tool Set — Bits, Holder & Drill/Driver Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 30-Piece Combination Tool Set — Driver Bits, Twist Drills & Spade Bits

AMSUO 30-Piece Combination Tool Set — Driver Bits, Twist Drills & Spade Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 29-Piece Combination Tool Set — Screwdriver Bits, Drill Bits & Holders

AMSUO 29-Piece Combination Tool Set — Screwdriver Bits, Drill Bits & Holders. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 37-Piece Combination Kit for Rotary Tools — Stones, Burrs, Pads & Compound

AMSUO 37-Piece Combination Kit for Rotary Tools — Stones, Burrs, Pads & Compound. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 31-Piece Mini-Tools Accessories for Rotary Tools — Brushes, Discs, Blades & Bits

AMSUO 31-Piece Mini-Tools Accessories for Rotary Tools — Brushes, Discs, Blades & Bits. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 33-Piece Mini Kit Set — Sanding Drums, Bands & Rotary Bits

AMSUO 33-Piece Mini Kit Set — Sanding Drums, Bands & Rotary Bits. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 36-Piece Cutting Kit — Discs, HSS Blades & Drill Bits for Rotary Tools

AMSUO 36-Piece Cutting Kit — Discs, HSS Blades & Drill Bits for Rotary Tools. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 41-Piece Rotary Kit — Sanding Drums, Bands, Flap Wheels & Mandrels

AMSUO 41-Piece Rotary Kit — Sanding Drums, Bands, Flap Wheels & Mandrels. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 35-Piece Rotary Kit — Mounted Grinding Wheels & Mandrels

AMSUO 35-Piece Rotary Kit — Mounted Grinding Wheels & Mandrels. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 29-Piece Rotary Kit — Sanding, Cutting & Grinding Accessories

AMSUO 29-Piece Rotary Kit — Sanding, Cutting & Grinding Accessories. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 24-Piece Rotary Kit — Grinding Bits, Flap Wheels & Polishing Pads

AMSUO 24-Piece Rotary Kit — Grinding Bits, Flap Wheels & Polishing Pads. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 27-Piece Polish Kit Set — Bits, Compound, Sanding Pads & Mandrels

AMSUO 27-Piece Polish Kit Set — Bits, Compound, Sanding Pads & Mandrels. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 24-Piece Polish Kit Set — Points, Compound, Felt Pads & Mandrels

AMSUO 24-Piece Polish Kit Set — Points, Compound, Felt Pads & Mandrels. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 18-Piece Polish Kit Set — Polishing & Grinding Bits with Polishing Compound

AMSUO 18-Piece Polish Kit Set — Polishing & Grinding Bits with Polishing Compound. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 27-Piece Diamond Grinding Needle Set — Full-Shape Assortment

AMSUO 27-Piece Diamond Grinding Needle Set — Full-Shape Assortment. High-quality diamond tools acessories from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 20-Piece Diamond Grinding Needle Set — Rotary Tool Engraving & Grinding Bits

AMSUO 20-Piece Diamond Grinding Needle Set — Rotary Tool Engraving & Grinding Bits. High-quality diamond tools acessories from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 18-Piece Rotary Burr Set — Double-Cut Carbide Burrs for Rotary Tools

AMSUO 18-Piece Rotary Burr Set — Double-Cut Carbide Burrs for Rotary Tools. High-quality carbide burrs from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 32-Piece Mini Cutting Disc & Saw Blade Assortment — 22–50 mm HSS Blades + Grinding Discs

AMSUO 32-Piece Mini Cutting Disc & Saw Blade Assortment — 22–50 mm HSS Blades + Grinding Discs. High-quality diamond mini-cutting blades from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 11-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm)

AMSUO 11-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm). High-quality diamond mini-cutting blades from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 6-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm) Multipurpose

AMSUO 6-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm) Multipurpose. High-quality diamond mini-cutting blades from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 21-Piece Drill Bit Set, Black Oxide — 1/16" to 3/8"

AMSUO 21-Piece Drill Bit Set, Black Oxide — 1/16" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 21-Piece HSS Drill Bit Set, Titanium Coated — 1/16" to 3/8"

AMSUO 21-Piece HSS Drill Bit Set, Titanium Coated — 1/16" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece HSS Drill Bit Set, Titanium Coated — 1/4" Hex Shanks

AMSUO 14-Piece HSS Drill Bit Set, Titanium Coated — 1/4" Hex Shanks. High-quality quick change hex shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece HSS Drill Bit Set, Black & Gold — 5/64" to 3/8"

AMSUO 14-Piece HSS Drill Bit Set, Black & Gold — 5/64" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece Hex Shank Drill Bit Set, Titanium Coated — Impact Driver Ready

AMSUO 14-Piece Hex Shank Drill Bit Set, Titanium Coated — Impact Driver Ready. High-quality quick change hex shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece Drill Bit Set, Titanium Coated — 5/64" to 3/8" Index

AMSUO 14-Piece Drill Bit Set, Titanium Coated — 5/64" to 3/8" Index. High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Piece HSS Drill Bit Set — Titanium-Coated, 1/4" Hex Shanks

AMSUO 12-Piece HSS Drill Bit Set — Titanium-Coated, 1/4" Hex Shanks. High-quality quick change hex shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Piece Wood Working Drill Bit Set — Brad-Point Hex Shanks

AMSUO 12-Piece Wood Working Drill Bit Set — Brad-Point Hex Shanks. High-quality wood working drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Piece Masonry Drill Bit Set — 1/4" Hex Shanks (Impact-Ready)

AMSUO 12-Piece Masonry Drill Bit Set — 1/4" Hex Shanks (Impact-Ready). High-quality quick change hex shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 10-Piece Multifunctional Carbide-Tip Masonry Drill Bit Set — 1/8" to 1/2"

AMSUO 10-Piece Multifunctional Carbide-Tip Masonry Drill Bit Set — 1/8" to 1/2". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

Amsuo Premium Cobalt Heavy Duty Drills - ANSI Standard

ApplicationIdeal for drilling hard and abrasive materials like stainless steel, titanium, and cast iron.Key FeaturesCobalt High-Speed Steel for extreme heat resistance.Heavy-duty web construction for added strength.135° Split Point reduces drilli...

Amsuo Industrial HSS M2 Jobber Drills - ANSI Standard

ApplicationGeneral purpose drilling in steel, cast iron, and non-ferrous metals. Optimized for high-speed production environments.Key FeaturesFully ground from solid M2 High-Speed Steel.135° Split Point for self-centering and reduced thrust.High-...

HSS Annular Cutter | HSS / TCT | AMSUO Industrial Tools

Product DescriptionThis HSS Annular Cutter (Hollow drill 12–150 mm) is designed for industrial-grade Bridge construction, Railway, Heavy industry.Ring-shaped drilling with multi-edge design for high efficiency and labor savings. Superior effici...

CMT Extension Rod | Hardened Steel | AMSUO Industrial Tools

Product DescriptionThis CMT Extension Rod is designed for industrial-grade Deep hole construction, Plumbing. Significantly increased length, deep hole machining capability, and high concentricity.Extended reach for deep work, High precision connectio...

HSS Wood Carving Router Bit | HSS | AMSUO Industrial Tools

Product DescriptionThis HSS Wood Carving Router Bit is designed for industrial-grade Wood, ABS, Acrylic, Plastic.Multifunctional carving with chamfering, slotting, and hole enlargement. Versatile for carving and grooving, High-speed steel durability,...

Miniature Straight Shank Drill Bit | HSS | AMSUO Industrial Tools

Product DescriptionThis 0.3-3.2mm Miniature Straight Shank Drill Bit is designed for industrial-grade PCB, Jewelry, Medical instruments. Precision machining, handle diameter 3.2/2.35 mm, high rotational concentricity. High-precision micro-hole drilli...

Drywall / Gypsum Board Drill Bit | Carbon Steel | AMSUO Industrial Tools

Product DescriptionThis Drywall / Gypsum Board Drill Bit is designed for industrial-grade Gypsum board, Drywall, MDF.Guided tip positioning to minimize edge chipping and protect the fiber layer. No-skid centering tip, Burr-free entry in drywall, Prot...

Wood Countersink Drill Bit | Carbon Steel + Alloy Countersink | AMSUO Industrial Tools

Product DescriptionThis Wood Countersink Drill Bit is designed for industrial-grade Furniture assembly, DIY. Integrated drilling and chamfering function; 4-edge chamfer tool with hexagonal handle.One-step drilling and countersinking, Quick-change hex...

Installation/Template Drill Bit (Extra Long) | Alloy Tool Steel | AMSUO Industrial Tools

Product DescriptionThis Installation/Template Drill Bit (Extra Long) is designed for industrial-grade Construction, Electrical installation.The rod body is exceptionally long, capable of penetrating thick walls, and equipped with a centering cone. Ex...

Double Margin Twist Drill Bit | M35 Cobalt | AMSUO Industrial Tools

Product DescriptionThis Double Margin Twist Drill Bit is designed for industrial-grade Aerospace, High-stability drilling. Precision grade, high geometric accuracy, 135° apex angle. Aerospace grade stability, Burr-free drilling, High heat resista...

Center Drill Bit - DIN 333 | HSS M2 | AMSUO Industrial Tools

Product DescriptionThis DIN 333 (Center Drill Bit - DIN 333) is designed for industrial-grade Lathes, Grinding machines. Bilateral composite design with 60°/90° centering and spiral groove chip evacuation. Dual-end composite design, Precise l...

Spot Weld Drill Bit | HSS-Co / Carbide | AMSUO Industrial Tools

Product DescriptionThis Spot Weld Drill Bit is designed for industrial-grade Auto Body Repair, Sheet Metal. Center positioning needle, annular cutting tip, protective backing material. Clean removal of spot welds, No damage to base metal, Precise cen...

Premium M2 HSS Jobber Length Drill Bit - 1/2" | Premium M2 High-Speed Steel | AMSUO

ItemValueSKU101101-29Product NamePremium M2 HSS Jobber Length Drill Bit - 1/2"Size1/2"Decimal Equivalent0.5"Overall Length6"Flute Length3-3/4"MaterialPremium M2 High-Speed SteelSurface TreatmentClassic Black OxidePoint Angle135° Split PointApplic...

Premium M2 HSS Jobber Length Drill Bit - 7/16" | Premium M2 High-Speed Steel | AMSUO

ItemValueSKU101101-25Product NamePremium M2 HSS Jobber Length Drill Bit - 7/16"Size7/16"Decimal Equivalent0.4375"Overall Length6"Flute Length3-3/4"MaterialPremium M2 High-Speed SteelSurface TreatmentClassic Black OxidePoint Angle135° Split PointA...

Precision Screwdriver & Mini Bit Sets

Product DescriptionAmsuo Precision Screwdriver & Mini Bit Sets are designed for delicate electronics repair, eyewear adjustments, watch servicing, and mobile device disassembly. Each set includes a precision driver handle with a magnetic bit hold...

Multi-Purpose Home & DIY Tool Kits

Product DescriptionAmsuo Multi-Purpose Home Tool Kits provide everything a homeowner or DIY enthusiast needs for everyday repairs, assembly, and maintenance. Each comprehensive kit includes essential hand tools — screwdrivers, pliers, adjustabl...

Hex Key & Allen Wrench Sets

Product DescriptionAmsuo Hex Key Sets are precision-manufactured from hardened S2 alloy steel or CRV steel for high-torque fastening without rounding. Available in L-shape, T-handle, and folding key configurations, with standard straight-end and ball...

Socket & Ratchet Wrench Sets

Product DescriptionAmsuo Socket & Ratchet Wrench Sets are manufactured from CRV (Chrome Vanadium) steel, drop-forged and heat-treated for superior strength and corrosion resistance. Each set includes a complete range of 1/4", 3/8", or 1/2" drive ...

Professional Screwdriver Bit Sets

Product DescriptionAmsuo Professional Screwdriver Bit Sets are cold-forged from premium S2 alloy steel (60Si2Mn) and heat-treated to HRC 58–62 for outstanding durability under high-torque impact driving. Each set includes a comprehensive select...

HSS Twist Drill Bit Sets

Product DescriptionAmsuo HSS Twist Drill Bit Sets provide professional-grade drilling performance for metal, wood, and plastic. Each set includes a range of fully ground HSS bits (M2 or 4241 grade) in a durable carrying case for organized storage and...

Amsuo SCREWDRIVER BITS - FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101601-001PH01"1/4" Hex101601-002PH11"1/4" Hex101601-003PH21"1/4" Hex101601-004PH31"1/4" Hex101601-005PH12"1/4" Hex101601-006PH22"1/4" Hex101601-007PH32"1/4" Hex101601-...

Amsuo WOOD WORKING DRILL BITS - FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101501-0011/4"6"1/4" Hex101501-0025/16"6"1/4" Hex101501-0033/8"6"1/4" Hex101501-0047/16"6"1/4" Hex101501-0051/2"6"1/4" Hex101501-0069/16"6"1/4" Hex101501-0075/8"6"1/4" ...

Amsuo SDS-PLUS HAMMER DRILL BITS - FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101301-0015/32"6"SDS-Plus101301-0023/16"4"SDS-Plus101301-0033/16"6"SDS-Plus101301-0043/16"8"SDS-Plus101301-0051/4"4"SDS-Plus101301-0061/4"6"SDS-Plus101301-0071/4"8"SDS-...

HSS JOBBER LENGTH DRILL BITS - FULL SPECIFICATION

SECTION 2: 29 CORE FRACTIONAL SIZES (1/64" INCREMENTS)Model # (SKU)FractionalDecimal (in)Flute (in)OAL (in)101101-011/160.06257/81-7/8101101-025/640.078112101101-033/320.09381-1/42-1/4101101-047/640.10941-1/22-5/8101101-051/80.12501-5/82-3/4101101-06...

Amsuo GLASS AND TILE BITS - FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101201-0011/8"2-1/2"Straight101201-0023/16"2-3/4"Straight101201-0031/4"3"Straight101201-0045/16"3-1/4"Straight101201-0053/8"3-1/2"Straight101201-0061/2"4"Straight

Amsuo DIAMOND HOLE SAW - FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101801-0011/4"2-1/2"Straight / Hex101801-0025/16"2-1/2"Straight / Hex101801-0033/8"2-1/2"Straight / Hex101801-0041/2"2-1/2"Straight / Hex101801-0055/8"2-1/2"Straight / ...

AmSUO CIRCULAR SAW BLADES -FULL SPECIFICATION

SECTION 2: COMPLETE SPECIFICATION MATRIXModel # (SKU)Size / DiaLengthShank / Arbor101701-0016-1/2" (24T)-5/8" Arbor101701-0026-1/2" (40T)-5/8" Arbor101701-0037-1/4" (24T)-5/8" Arbor101701-0047-1/4" (40T)-5/8" Arbor101701-0057-1/4" (60T)-5/8" Arbor101...

Wood Spade Bit

Forged in one piece from High Carbon Steel.Grooved cutting edges cut wood instead of scraping it away, resulting in reduced heat built-up and cutting edges that stay sharper longer.Double positive spurs scribe the hole ...

Wood Spade Bit

AMSUO: Engineered for Excellence, Driven by Innovation.

Our mission is clear: to empower industries by enhancing operational efficiency. We are committed to providing the high-quality instruments that professionals need to work smarter, faster, and with greater accuracy. We are the silent partner in your success, dedicated to making a meaningful contribution to progress in every field we serve.

Years in Precision Tools & Machinery Parts

Hours Service

AMSUO: Engineered for Excellence, Driven by Innovation.

5000

Square Meters Workshop & Warehouse

Sets New Products Development Per Year

Our Products

AMSUO Extreme Coarse Shaping Discs for Woodworking — 115/125 mm, 20/22.23 mm Bore

AMSUO Extreme Coarse Shaping Discs for Woodworking — 115/125 mm, 20/22.23 mm Bore. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 20.6–22.6 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 20.6–22.6 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 17.5–18.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 17.5–18.5 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Sphere Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Sphere Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Carbide Rasp Wheels for Woodworking — 105–125 mm, 20/22.23 mm Bore

carbide rasp wheels · 105–125 mm · 20/22.23 mm bore · woodworking

AMSUO Special-Shape Rotary Burrs — Bud & Dove Tail Acute

special-shape burrs · bud & dove tail acute

AMSUO Long-Shank Ball Nose Burrs — 8–17 mm, Fine/Coarse/Ex-Coarse

AMSUO Long-Shank Ball Nose Burrs — 8–17 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Flame Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

flame burrs · 14–15.5 mm · fine/coarse/ex-coarse

AMSUO Large Cone Burrs — 20.6–22.2 mm, Fine/Coarse/Ex-Coarse

AMSUO Large Cone Burrs — 20.6–22.2 mm, Fine/Coarse/Ex-Coarse. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Large Sphere Burrs — 27.2–29 mm, Fine/Coarse/Ex-Coarse

large sphere burrs · 27.2–29 mm · fine/coarse/ex-coarse

AMSUO Long-Shank Cylinder Burrs — 12–13.5 mm Heads × 49.5–50.3 mm, Fine/Coarse/Ex-Coarse

AMSUO Rotary Burrs — Coarse Cut Metric Series, 6 Shapes, 6–11.85 mm Heads

AMSUO Rotary Burrs — Coarse Cut Metric Series, 6 Shapes, 6–11.85 mm Heads. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Rotary Burrs — Fine Cut Long-Shank Series, 5 Shapes (Taper Safe End, Dove Tail Acute, Cylinder, Flame, Ball Nose)

AMSUO Rotary Burrs — Fine Cut Metric Series, 5 Shapes, 5–9.5 mm Heads

AMSUO Rotary Burrs — Fine Cut Metric Series, 5 Shapes, 5–9.5 mm Heads. Factory-direct quality from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO Large Rotary Burrs — Ball Nose, Flame & Sphere, 1/2"–1" Heads, Coarse Cut, Long Heads

AMSUO Rotary Burr Set — Inch Series, 7 Shapes (Rotary Saw, Cone, Taper, Ball Nose, Cylinder, Sphere, Flame), 1/4"–7/8" Heads, Coarse Cut

AMSUO 5-Piece Screw Extractor Set (EXT-5) — Milled 40Cr Alloy Steel, Reverse Spiral Flutes, Hex Shank, for Broken Bolt & Stud Removal, 10-Year Warranty

AMSUO 5-Piece Screw Extractor Set (SAE) — Broken Bolt & Stud Remover, for 1/8"–3/4" Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 8-Piece Screw Extractor Set (Metric) — Broken Bolt & Stud Remover, 3–8 mm Extractors for 3–50 mm Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 12-Step Titanium Coated HSS Step Drill Bit — Up to 2-3/8" (60 mm), Spiral Flute, 1/4" Hex Shank, for Sheet Metal & Thin-Wall Materials

AMSUO 13-Step Black Chrome HSS Step Drill Bit — Up to 2-3/8" (60 mm), Straight Flute, Round Shank, for Sheet Metal, Conduit & Plastic

AMSUO Carbide Rotary Burr Sets — Full Shape Range (A/B/C/D/E/F/G/H/L/M), Single & Double Cut, Standard & Metric

AMSUO 6-Piece Professional Helical Drill Bit Set — 1/8" to 5/16", 135° Split Point, Titanium-Coated, for Metal, Plastic & Wood

AMSUO Quick-Change Mini Cutting Disc Kit with Tool-Free Mandrel — 1-1/2" (38 mm) Multi-Material Cutting Wheels for PVC Pipe, Metal & Wood

32-Piece Drill & Driver Set — Spade Bits + Twist Drills

YAOYAN 32-Piece Drill & Driver Set — Spade Bits + Twist Drills. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

28-Piece Drill & Driver Set — Masonry, Wood & Tile Bits

YAOYAN 28-Piece Drill & Driver Set — Masonry, Wood & Tile Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

25-Piece Drill & Driver Set — Compact Multi-Use Kit

POWERLOYAL 29-Piece Drill & Driver Set — Multi-Material Kit

POWERLOYAL 29-Piece Drill & Driver Set — Multi-Material Kit. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 40-Piece Drill & Driver Bit Set — Twist Drills + 32 Driver Bits

AMSUO 35-Piece Power Bit & Nut Set — Double-Ended Long Bits + Nut Drivers

AMSUO 30-Piece Power Bit & Nut Set — Socket Column, T-Handle & Extension

AMSUO 30-Piece Power Bit & Nut Set — Impact Sockets, Bits & Adapters

AMSUO 28-Piece Power Bit & Nut Set — Bits, Sockets & Long Bits

AMSUO 28-Piece Power Bit & Nut Set — Bits, Sockets & Long Bits. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 65-Piece Power Bit Set — 64 Short Bits + Magnetic Holder

AMSUO 65-Piece Power Bit Set — 64 Short Bits + Magnetic Holder. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 63-Piece Power Bit Set — 48 Short Bits + Long Bits & Holder

AMSUO 43-Piece Power Bit Set — With Mini Ratchet & Bit Driver

AMSUO 43-Piece Power Bit Set — With Mini Ratchet & Bit Driver. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 36-Piece Power Bit Set — Bits, Torx/Slotted, Sockets & Nut Drivers

AMSUO 33-Piece Power Bit Set — Torx, Phillips, Pozidriv, Slotted & Square

AMSUO 31-Piece Power Bit Set — Bits, Holder & Drill Bits

AMSUO 31-Piece Power Bit Set — Bits, Holder & Drill Bits. High-quality impact torsion screwdriver bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 44-Piece Power Tool Set — Bits, Sockets & Nut Drivers

AMSUO 44-Piece Power Tool Set — Bits, Sockets & Nut Drivers. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 28-Piece Power Tool Set — Professional Driver Bit Kit

AMSUO 28-Piece Power Tool Set — Professional Driver Bit Kit. High-quality drill & driver combination sets from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 31-Piece Combination Tool Set — Bits, Holder & Drill/Driver Bits

AMSUO 30-Piece Combination Tool Set — Driver Bits, Twist Drills & Spade Bits

AMSUO 29-Piece Combination Tool Set — Screwdriver Bits, Drill Bits & Holders

AMSUO 37-Piece Combination Kit for Rotary Tools — Stones, Burrs, Pads & Compound

AMSUO 31-Piece Mini-Tools Accessories for Rotary Tools — Brushes, Discs, Blades & Bits

AMSUO 33-Piece Mini Kit Set — Sanding Drums, Bands & Rotary Bits

AMSUO 36-Piece Cutting Kit — Discs, HSS Blades & Drill Bits for Rotary Tools

AMSUO 41-Piece Rotary Kit — Sanding Drums, Bands, Flap Wheels & Mandrels

AMSUO 35-Piece Rotary Kit — Mounted Grinding Wheels & Mandrels

AMSUO 35-Piece Rotary Kit — Mounted Grinding Wheels & Mandrels. High-quality mini-tools sets for moto tools from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 29-Piece Rotary Kit — Sanding, Cutting & Grinding Accessories

AMSUO 24-Piece Rotary Kit — Grinding Bits, Flap Wheels & Polishing Pads

AMSUO 27-Piece Polish Kit Set — Bits, Compound, Sanding Pads & Mandrels

AMSUO 24-Piece Polish Kit Set — Points, Compound, Felt Pads & Mandrels

AMSUO 18-Piece Polish Kit Set — Polishing & Grinding Bits with Polishing Compound

AMSUO 27-Piece Diamond Grinding Needle Set — Full-Shape Assortment

AMSUO 27-Piece Diamond Grinding Needle Set — Full-Shape Assortment. High-quality diamond tools acessories from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 20-Piece Diamond Grinding Needle Set — Rotary Tool Engraving & Grinding Bits

AMSUO 18-Piece Rotary Burr Set — Double-Cut Carbide Burrs for Rotary Tools

AMSUO 18-Piece Rotary Burr Set — Double-Cut Carbide Burrs for Rotary Tools. High-quality carbide burrs from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 32-Piece Mini Cutting Disc & Saw Blade Assortment — 22–50 mm HSS Blades + Grinding Discs

AMSUO 11-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm)

AMSUO 6-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm) Multipurpose

AMSUO 21-Piece Drill Bit Set, Black Oxide — 1/16" to 3/8"

AMSUO 21-Piece Drill Bit Set, Black Oxide — 1/16" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 21-Piece HSS Drill Bit Set, Titanium Coated — 1/16" to 3/8"

AMSUO 21-Piece HSS Drill Bit Set, Titanium Coated — 1/16" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece HSS Drill Bit Set, Titanium Coated — 1/4" Hex Shanks

AMSUO 14-Piece HSS Drill Bit Set, Black & Gold — 5/64" to 3/8"

AMSUO 14-Piece HSS Drill Bit Set, Black & Gold — 5/64" to 3/8". High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 14-Piece Hex Shank Drill Bit Set, Titanium Coated — Impact Driver Ready

AMSUO 14-Piece Drill Bit Set, Titanium Coated — 5/64" to 3/8" Index

AMSUO 14-Piece Drill Bit Set, Titanium Coated — 5/64" to 3/8" Index. High-quality straight shank drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Piece HSS Drill Bit Set — Titanium-Coated, 1/4" Hex Shanks

AMSUO 12-Piece Wood Working Drill Bit Set — Brad-Point Hex Shanks

AMSUO 12-Piece Wood Working Drill Bit Set — Brad-Point Hex Shanks. High-quality wood working drill bits from AMSUO Engineering, designed for North American professional users. Order wholesale.

AMSUO 12-Piece Masonry Drill Bit Set — 1/4" Hex Shanks (Impact-Ready)

AMSUO 10-Piece Multifunctional Carbide-Tip Masonry Drill Bit Set — 1/8" to 1/2"

Amsuo Premium Cobalt Heavy Duty Drills - ANSI Standard

Amsuo Industrial HSS M2 Jobber Drills - ANSI Standard

HSS Annular Cutter | HSS / TCT | AMSUO Industrial Tools

CMT Extension Rod | Hardened Steel | AMSUO Industrial Tools

HSS Wood Carving Router Bit | HSS | AMSUO Industrial Tools

Miniature Straight Shank Drill Bit | HSS | AMSUO Industrial Tools

Drywall / Gypsum Board Drill Bit | Carbon Steel | AMSUO Industrial Tools

Wood Countersink Drill Bit | Carbon Steel + Alloy Countersink | AMSUO Industrial Tools

Installation/Template Drill Bit (Extra Long) | Alloy Tool Steel | AMSUO Industrial Tools

Double Margin Twist Drill Bit | M35 Cobalt | AMSUO Industrial Tools

Center Drill Bit - DIN 333 | HSS M2 | AMSUO Industrial Tools

Spot Weld Drill Bit | HSS-Co / Carbide | AMSUO Industrial Tools

Premium M2 HSS Jobber Length Drill Bit - 1/2" | Premium M2 High-Speed Steel | AMSUO

Premium M2 HSS Jobber Length Drill Bit - 7/16" | Premium M2 High-Speed Steel | AMSUO

Precision Screwdriver & Mini Bit Sets

Multi-Purpose Home & DIY Tool Kits

Hex Key & Allen Wrench Sets

Socket & Ratchet Wrench Sets

Professional Screwdriver Bit Sets

HSS Twist Drill Bit Sets

Amsuo SCREWDRIVER BITS - FULL SPECIFICATION

Amsuo WOOD WORKING DRILL BITS - FULL SPECIFICATION

Amsuo SDS-PLUS HAMMER DRILL BITS - FULL SPECIFICATION

HSS JOBBER LENGTH DRILL BITS - FULL SPECIFICATION

Amsuo GLASS AND TILE BITS - FULL SPECIFICATION

Amsuo DIAMOND HOLE SAW - FULL SPECIFICATION

AmSUO CIRCULAR SAW BLADES -FULL SPECIFICATION

Wood Spade Bit

Company News

Fully Automated Hot Air Packaging Line

Apr 03, 2026

Amsuo has installed a new fully automated hot air packaging line at its facility. The upgrade increases packaging speed, ensures consistent protection against moisture and damage, and reduces material waste. The investment reflects Amsuo’s comm...

Launch of “Industrial Monster” IP

Apr 02, 2026

Amsuo has unveiled the industry’s first mascot IP: the Industrial Monster. The character embodies the strength and reliability of Amsuo’s tools while adding a playful, engaging personality. It will appear across marketing, packaging, and ...

Triple System Certification

Apr 01, 2026

Amsuo has successfully passed ISO 9001, ISO 14001, and ISO 45001 certification, achieving Triple System Certification. This milestone validates the company’s commitment to quality management, environmental responsibility, and occupational healt...

AUTOMOTIVE

Electric tools speed repairs and assembly. Impact wrenches swiftly change tires, while precision sanders prep surfaces for flawless painting. Diagnostic tools interface with vehicle systems, empowering mechanics to efficiently maintain safety, performance, and reliability for everyday drivers.

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CONSTRUCTION

From foundation to finish, power tools drive productivity. Hammer drills anchor structures securely, circular saws make rapid, precise cuts, and nail guns accelerate framing. These tools enhance accuracy, reduce manual strain, and enable crews to build durable homes and infrastructure safely.

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ENGINEERING

Precision and reliability are paramount. Engineers utilize high-torque drills, grinders, and measurement tools for fabricating components and assembling machinery. These tools ensure tolerances are met, enabling the creation of complex systems—from robotics to industrial equipment—with consistent quality and operational safety.

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AVIATION

In aircraft maintenance and assembly, tools must be both powerful and meticulously controlled. Specialized drills and torque wrenches fasten critical components with extreme precision. Ergonomic, non-sparking tools enhance safety in confined spaces, ensuring airframes and engines meet stringent reliability standards for flight.

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MINING

Heavy-duty electric tools and hydraulic attachments are essential for extracting resources. They power rock drills, ventilation systems, and conveyor maintenance equipment. These robust tools endure harsh underground conditions, boosting operational efficiency while supporting critical safety measures for workers.

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POWER GENERATION

From wind turbines to nuclear plants, tools ensure continuous energy output. Torque wrenches and grinders maintain massive turbines and generators. Portable diagnostic tools enable rapid inspections, allowing technicians to perform precise repairs and preventative maintenance that uphold grid stability and safety.

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SHIPYARDS

Shipbuilding and repair demand immense power and corrosion resistance. Large-scale grinders, magnetic drills, and welding tools shape and join thick steel plates. These heavy-duty instruments streamline hull construction and engine installation, significantly reducing build times while ensuring seaworthiness and structural integrity.

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GARDENING

Cordless electric tools make yard work efficient and accessible. Hedge trimmers sculpt landscapes, chainsaws handle pruning, and cultivators prepare soil with ease. Lightweight, low-noise designs allow for comfortable, prolonged use, helping gardeners maintain vibrant outdoor spaces without the fumes of gas equipment.

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Amsuo Technology Limited | High-Precision Drill Bits, Carbide Burrs & Cutting Tools Manufacturer

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Our Product Categories

What We Do

Who We Are

Our Products

AMSUO Extreme Coarse Shaping Discs for Woodworking — 115/125 mm, 20/22.23 mm Bore

AMSUO Flame Burrs — 20.6–22.6 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 17.5–18.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Sphere Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Carbide Rasp Wheels for Woodworking — 105–125 mm, 20/22.23 mm Bore

AMSUO Special-Shape Rotary Burrs — Bud & Dove Tail Acute

AMSUO Long-Shank Ball Nose Burrs — 8–17 mm, Fine/Coarse/Ex-Coarse

AMSUO Flame Burrs — 14–15.5 mm, Fine/Coarse/Ex-Coarse

AMSUO Large Cone Burrs — 20.6–22.2 mm, Fine/Coarse/Ex-Coarse

AMSUO Large Sphere Burrs — 27.2–29 mm, Fine/Coarse/Ex-Coarse

AMSUO Long-Shank Cylinder Burrs — 12–13.5 mm Heads × 49.5–50.3 mm, Fine/Coarse/Ex-Coarse

AMSUO Rotary Burrs — Coarse Cut Metric Series, 6 Shapes, 6–11.85 mm Heads

AMSUO Rotary Burrs — Fine Cut Long-Shank Series, 5 Shapes (Taper Safe End, Dove Tail Acute, Cylinder, Flame, Ball Nose)

AMSUO Rotary Burrs — Fine Cut Metric Series, 5 Shapes, 5–9.5 mm Heads

AMSUO Large Rotary Burrs — Ball Nose, Flame & Sphere, 1/2"–1" Heads, Coarse Cut, Long Heads

AMSUO Rotary Burr Set — Inch Series, 7 Shapes (Rotary Saw, Cone, Taper, Ball Nose, Cylinder, Sphere, Flame), 1/4"–7/8" Heads, Coarse Cut

AMSUO 5-Piece Screw Extractor Set (EXT-5) — Milled 40Cr Alloy Steel, Reverse Spiral Flutes, Hex Shank, for Broken Bolt & Stud Removal, 10-Year Warranty

AMSUO 5-Piece Screw Extractor Set (SAE) — Broken Bolt & Stud Remover, for 1/8"–3/4" Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 8-Piece Screw Extractor Set (Metric) — Broken Bolt & Stud Remover, 3–8 mm Extractors for 3–50 mm Screws, Left-Hand Spiral Flutes, 10-Year Warranty, Blister Card

AMSUO 12-Step Titanium Coated HSS Step Drill Bit — Up to 2-3/8" (60 mm), Spiral Flute, 1/4" Hex Shank, for Sheet Metal & Thin-Wall Materials

AMSUO 13-Step Black Chrome HSS Step Drill Bit — Up to 2-3/8" (60 mm), Straight Flute, Round Shank, for Sheet Metal, Conduit & Plastic

AMSUO Carbide Rotary Burr Sets — Full Shape Range (A/B/C/D/E/F/G/H/L/M), Single & Double Cut, Standard & Metric

AMSUO 6-Piece Professional Helical Drill Bit Set — 1/8" to 5/16", 135° Split Point, Titanium-Coated, for Metal, Plastic & Wood

AMSUO Quick-Change Mini Cutting Disc Kit with Tool-Free Mandrel — 1-1/2" (38 mm) Multi-Material Cutting Wheels for PVC Pipe, Metal & Wood

32-Piece Drill & Driver Set — Spade Bits + Twist Drills

28-Piece Drill & Driver Set — Masonry, Wood & Tile Bits

25-Piece Drill & Driver Set — Compact Multi-Use Kit

POWERLOYAL 29-Piece Drill & Driver Set — Multi-Material Kit

AMSUO 40-Piece Drill & Driver Bit Set — Twist Drills + 32 Driver Bits

AMSUO 35-Piece Power Bit & Nut Set — Double-Ended Long Bits + Nut Drivers

AMSUO 30-Piece Power Bit & Nut Set — Socket Column, T-Handle & Extension

AMSUO 30-Piece Power Bit & Nut Set — Impact Sockets, Bits & Adapters

AMSUO 28-Piece Power Bit & Nut Set — Bits, Sockets & Long Bits

AMSUO 65-Piece Power Bit Set — 64 Short Bits + Magnetic Holder

AMSUO 63-Piece Power Bit Set — 48 Short Bits + Long Bits & Holder

AMSUO 43-Piece Power Bit Set — With Mini Ratchet & Bit Driver

AMSUO 36-Piece Power Bit Set — Bits, Torx/Slotted, Sockets & Nut Drivers

AMSUO 33-Piece Power Bit Set — Torx, Phillips, Pozidriv, Slotted & Square

AMSUO 31-Piece Power Bit Set — Bits, Holder & Drill Bits

AMSUO 44-Piece Power Tool Set — Bits, Sockets & Nut Drivers

AMSUO 28-Piece Power Tool Set — Professional Driver Bit Kit

AMSUO 31-Piece Combination Tool Set — Bits, Holder & Drill/Driver Bits

AMSUO 30-Piece Combination Tool Set — Driver Bits, Twist Drills & Spade Bits

AMSUO 29-Piece Combination Tool Set — Screwdriver Bits, Drill Bits & Holders

AMSUO 37-Piece Combination Kit for Rotary Tools — Stones, Burrs, Pads & Compound

AMSUO 31-Piece Mini-Tools Accessories for Rotary Tools — Brushes, Discs, Blades & Bits

AMSUO 33-Piece Mini Kit Set — Sanding Drums, Bands & Rotary Bits

AMSUO 36-Piece Cutting Kit — Discs, HSS Blades & Drill Bits for Rotary Tools

AMSUO 41-Piece Rotary Kit — Sanding Drums, Bands, Flap Wheels & Mandrels

AMSUO 35-Piece Rotary Kit — Mounted Grinding Wheels & Mandrels

AMSUO 29-Piece Rotary Kit — Sanding, Cutting & Grinding Accessories

AMSUO 24-Piece Rotary Kit — Grinding Bits, Flap Wheels & Polishing Pads

AMSUO 27-Piece Polish Kit Set — Bits, Compound, Sanding Pads & Mandrels

AMSUO 24-Piece Polish Kit Set — Points, Compound, Felt Pads & Mandrels

AMSUO 18-Piece Polish Kit Set — Polishing & Grinding Bits with Polishing Compound

AMSUO 27-Piece Diamond Grinding Needle Set — Full-Shape Assortment

AMSUO 20-Piece Diamond Grinding Needle Set — Rotary Tool Engraving & Grinding Bits

AMSUO 18-Piece Rotary Burr Set — Double-Cut Carbide Burrs for Rotary Tools

AMSUO 32-Piece Mini Cutting Disc & Saw Blade Assortment — 22–50 mm HSS Blades + Grinding Discs

AMSUO 11-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm)

AMSUO 6-Piece Quick-Change Mini Cutting Disc Set — 1-1/2" (38.1 mm) Multipurpose

AMSUO 21-Piece Drill Bit Set, Black Oxide — 1/16" to 3/8"

AMSUO 21-Piece HSS Drill Bit Set, Titanium Coated — 1/16" to 3/8"

AMSUO 14-Piece HSS Drill Bit Set, Titanium Coated — 1/4" Hex Shanks

AMSUO 14-Piece HSS Drill Bit Set, Black & Gold — 5/64" to 3/8"

AMSUO 14-Piece Hex Shank Drill Bit Set, Titanium Coated — Impact Driver Ready

AMSUO 14-Piece Drill Bit Set, Titanium Coated — 5/64" to 3/8" Index

AMSUO 12-Piece HSS Drill Bit Set — Titanium-Coated, 1/4" Hex Shanks

AMSUO 12-Piece Wood Working Drill Bit Set — Brad-Point Hex Shanks

AMSUO 12-Piece Masonry Drill Bit Set — 1/4" Hex Shanks (Impact-Ready)

AMSUO 10-Piece Multifunctional Carbide-Tip Masonry Drill Bit Set — 1/8" to 1/2"

Amsuo Premium Cobalt Heavy Duty Drills - ANSI Standard

Amsuo Industrial HSS M2 Jobber Drills - ANSI Standard

HSS Annular Cutter | HSS / TCT | AMSUO Industrial Tools