set of 5 hss cobalt drill bits ranging from 1mm to 4mm ideal for precision drilling in metal wood and plastic
precision drill bit set showing sizes from 1mm to 4mm with corresponding lengths ranging from 28mm to 75mm ideal for detailed drilling tasks
close up of a high speed steel twist drill bit ideal for precision drilling in metal wood and plastic
high speed steel drill bit with 135 degree split point tip designed for fast precise drilling and reduced walking on contact surfaces
cobalt drill bit drilling through metal plate shown in static and action views demonstrating strength and precision for metalworking tasks
close up of cordless drill with titanium coated twist drill bit attached ideal for high performance drilling in metal wood and plastic
set of 5 precision 3mm twist drill bits ideal for detailed drilling in wood metal and plastic surfaces
set of 5 precision 2.5mm twist drill bits ideal for fine drilling in metal plastic and hardwood applications
set of 5 durable 4mm twist drill bits designed for accurate drilling in metal wood and plastic materials
set of 5 high quality 3.5mm twist drill bits suitable for precision drilling through metal wood and plastic
set of 5 ultra fine 1mm twist drill bits ideal for delicate precision drilling in electronics jewellery and thin materials
five pack of 2mm cobalt twist drill bits designed for clean accurate drilling in hard metals and stainless steel
set of 5 precision 1.5mm twist drill bits ideal for small scale drilling in electronics model making and fine metalwork
set of 5 hss cobalt drill bits ranging from 1mm to 4mm ideal for precision drilling in metal wood and plastic
precision drill bit set showing sizes from 1mm to 4mm with corresponding lengths ranging from 28mm to 75mm ideal for detailed drilling tasks
close up of a high speed steel twist drill bit ideal for precision drilling in metal wood and plastic
high speed steel drill bit with 135 degree split point tip designed for fast precise drilling and reduced walking on contact surfaces
cobalt drill bit drilling through metal plate shown in static and action views demonstrating strength and precision for metalworking tasks
close up of cordless drill with titanium coated twist drill bit attached ideal for high performance drilling in metal wood and plastic
set of 5 precision 3mm twist drill bits ideal for detailed drilling in wood metal and plastic surfaces
set of 5 precision 2.5mm twist drill bits ideal for fine drilling in metal plastic and hardwood applications
set of 5 durable 4mm twist drill bits designed for accurate drilling in metal wood and plastic materials
set of 5 high quality 3.5mm twist drill bits suitable for precision drilling through metal wood and plastic
set of 5 ultra fine 1mm twist drill bits ideal for delicate precision drilling in electronics jewellery and thin materials
five pack of 2mm cobalt twist drill bits designed for clean accurate drilling in hard metals and stainless steel
set of 5 precision 1.5mm twist drill bits ideal for small scale drilling in electronics model making and fine metalwork
set of 5 hss cobalt drill bits ranging from 1mm to 4mm ideal for precision drilling in metal wood and plastic
precision drill bit set showing sizes from 1mm to 4mm with corresponding lengths ranging from 28mm to 75mm ideal for detailed drilling tasks
close up of a high speed steel twist drill bit ideal for precision drilling in metal wood and plastic
high speed steel drill bit with 135 degree split point tip designed for fast precise drilling and reduced walking on contact surfaces
cobalt drill bit drilling through metal plate shown in static and action views demonstrating strength and precision for metalworking tasks
close up of cordless drill with titanium coated twist drill bit attached ideal for high performance drilling in metal wood and plastic
set of 5 precision 3mm twist drill bits ideal for detailed drilling in wood metal and plastic surfaces
set of 5 precision 2.5mm twist drill bits ideal for fine drilling in metal plastic and hardwood applications
set of 5 durable 4mm twist drill bits designed for accurate drilling in metal wood and plastic materials
set of 5 high quality 3.5mm twist drill bits suitable for precision drilling through metal wood and plastic
set of 5 ultra fine 1mm twist drill bits ideal for delicate precision drilling in electronics jewellery and thin materials
five pack of 2mm cobalt twist drill bits designed for clean accurate drilling in hard metals and stainless steel
set of 5 precision 1.5mm twist drill bits ideal for small scale drilling in electronics model making and fine metalwork

5pcs HSS M35 Cobalt Drill Bit Set – 1mm to 4mm for Stainless Steel, Metal & Hard Materials

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set of 5 hss cobalt drill bits ranging from 1mm to 4mm ideal for precision drilling in metal wood and plastic

5pcs HSS M35 Cobalt Drill Bit Set – 1mm to 4mm for Stainless Steel, Metal & Hard Materials

Description

-Drill through tough metals like a pro with this HSS M35 Cobalt Drill Bit Set. Whether you're working on stainless steel, iron, or high-carbon steel, these industrial-grade bits are built to take the heat—literally.

 

Manufactured from high-speed steel with 5% cobalt (M35), these bits stay sharper longer, resist heat better, and chew through hard materials with less effort. Choose from sets of 5 drill bits, in sizes ranging from 1mm to 4mm—perfect for precision jobs, DIY metalwork, or workshop tasks that demand serious durability.

 

Key Features:

  • Premium M35 Cobalt Alloy: Contains 5% cobalt for improved heat resistance and durability.

  • Precision Ground Tips: Ensures clean starts and smooth drilling with minimal walking.

  • Designed for Hard Metals: Excellent for stainless steel, cast iron, alloy steel, titanium, and more.

  • Compatible with Drill Presses & Handheld Drills: Ideal for both professionals and home DIYers.

  • Size Options: Available in multiple sizes (1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm and 4mm) – select your pack size


Specifications:

  • Material: HSS M35 Cobalt Steel

  • Hardness: Up to HRC 65

  • Available Sizes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm and 4mm

  • Set Contents: 5 drill bits

  • Tip Angle: 135° split point for better centering

  • Application: Drilling stainless steel, hardened steel, cast iron, alloy steel, and similar tough materials

  • Tool Compatibility: Drill press, cordless drill, corded drill


Ideal For:

  • Metal fabricators

  • DIY home mechanics

  • Hobbyists working with steel or titanium

  • Workshop warriors needing ultra-durable bits


Why Choose These Over Standard Bits?

Standard HSS bits may squeal and burn out—these cobalt babies keep their cool. They're the go-to choice for longer life and faster cuts through hard metals.

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