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Cobalt Drill Bits
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Drill America 21.50mm Reduced Shank Cobalt Drill Bit with 1/2" Shank, D/AMMCO Series 1-4145-B0BTTPG4BH-____________
Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools Round shanks allow use with a wide variety of toolholding systems When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging Manufactured to National Aerospace standard 907
£78.99
Shipping: £9.09
Amazon Marketplace - DINAN

POWORE Cobalt Drill Bits 10mm Box of 5, M35 HSS Metric Round Shank Twist DIN338 with Case for Hardened Stainless Steel, Metal, Aluminium, Wood
POWORE Cobalt Drill Bits 10mm Box of 5, M35 HSS Metric Round Shank Twist DIN338 with Case for Hardened Stainless Steel, Metal, Aluminium, Wood,
£54.38
Shipping: Free
OnBuy

POWORE Cobalt Drill Bits 12mm Box of 5, M35 HSS Metric Round Shank Twist DIN338 with Case for Hardened Stainless Steel, Metal, Aluminium, Wood
POWORE Cobalt Drill Bits 12mm Box of 5, M35 HSS Metric Round Shank Twist DIN338 with Case for Hardened Stainless Steel, Metal, Aluminium, Wood,
£55.34
Shipping: Free
OnBuy

TTP HARD 19-Piece Metric Cobalt Drill Bit Set (1–10 mm, M35 5% Cobalt) – Fully Ground Bits for Stainless Steel & Hard Metals – 135° Split Point, Rigid Plastic Case HARDKIT1-10
M35 5% cobalt bits designed for drilling stainless steel, hardened steel and other tough metals with consistent performance. Fully ground construction provides strength, durability and reliable hardness across the full bit length. 135° split point helps the bit start cleanly, reduces wandering and supports controlled drilling. Complete 19-piece metric range (1–10 mm in 0.5 mm steps) supplied in a rigid plastic case with clear size markings Suitable for hand drills and drill presses when used with cutting paste on harder materials., Manufacturer: TTP HARD drill bits
£72.59
Shipping: £4.00
Amazon Marketplace - TTP HARD drills Limited

TTP HARD 25-Piece Metric Cobalt Drill Bit Set (1–13 mm, M35 5% Cobalt) – Fully Ground Bits for Stainless Steel & Hard Metals – 135° Split Point, Rigid Plastic Case HARDKIT1-13
M35 5% cobalt bits designed for stainless steel, hardened steel and other tough metals. Fully ground bit construction provides durability, strength and uniform hardness. 135° split point design supports clean starts and reduces wandering during drilling. 25-piece metric set (1–13 mm in 0.5 mm increments) supplied in a rigid plastic case with clear size markings. Ideal for workshop use with hand drills or drill presses; use with cutting paste on tougher materials.
£145.19
Shipping: Free
Amazon Marketplace - TTP HARD drills Limited

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(12mm(5pcs)) XFIQIOBIF-12MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£89.50
Shipping: Free
Amazon Marketplace - KOpinFAC

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(11mm(5pcs)) XFIQIOBIF-11MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£77.69
Shipping: Free
Amazon Marketplace - KOpinFAC

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(9mm(5pcs)) XFIQIOBIF-9MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£52.43
Shipping: Free
Amazon Marketplace - KOpinFAC

Würth® ORSY 73pc HSCo Cobalt Twist Drill Bit Set DIN 338 RN – Stainless Steel 5964062600
Würth® ORSY 73pc HSCo Cobalt Twist Drill Bit Set DIN 338 RN – Stainless Steel, Home, Furniture & DIY > DIY Tools & Workshop Equipment > Power Tool & Air Tool Accessories > Drill Bits
£269.95
Shipping: Free
Base price: £269.95 / Set
eBay - aceconsumables

Rennie Tool Company HSS Cobalt Blacksmith Drill Bit Reduced Shank Drills Metric Sizes 13.5mm - 40mm
HSS Cobalt Blacksmith Drill Bit Reduced Shank Drills Metric Sizes 13.5mm - 40mm, Home, Furniture & DIY > DIY Tools & Workshop Equipment > Power Tool & Air Tool Accessories > Drill Bits
£57.59
Shipping: Free
eBay - rennie_tool

Vaunt Essentials 170 Piece HSS Cobalt Coated Drill Bit Set 1mm to 10mm Cased E1324045
Vaunt Essentials 170 Piece HSS Cobalt Coated Drill Bit Set 1mm to 10mm Cased, Home, Furniture & DIY > DIY Tools & Workshop Equipment > Power Tool & Air Tool Accessories > Drill Bits
£69.95
Shipping: Free
eBay - buyaparcel-store

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(8mm(5pcs)) XFIQIOBIF-8MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£50.20
Shipping: Free
Amazon Marketplace - KOpinFAC

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(10mm(5pcs)) XFIQIOBIF-10MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£60.92
Shipping: Free
Amazon Marketplace - KOpinFAC

M35 Cobalt Drill Bit Set, 1-13mm Metric Hss Twist for Metal Cast Iron Stainless Steel(13mm(5pcs)) XFIQIOBIF-13MM(5PCS)
Twist drills are made of high hardness, wear-resistant HSS + M35 cobalt. The addition of M35 cobalt improves the durability of the drill under high temperature environment and prolongs the service life. Suitable for drilling hard metals such as stainless steel, alloy steel, cast iron, etc., and can also quickly drill through soft materials such as wood and PVC. The double spiral edge design accelerates chip removal, avoids clogging and improves drilling efficiency. Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended
£99.64
Shipping: Free
Amazon Marketplace - KOpinFAC

1pc 500mm Length Cobalt Drill Bit, Diameter 5-14mm M35 HSS Metal Twist Drill Bits Straight Shank For Stainless Steel Cast Iron(14mm) FYDCVSMFR-14MM-500MM
Diameter: 5mm , 6mm , 7mm , 7.5mm , 8mm , 8.5mm , 9mm , 9.5mm , 10mm , 10.5mm , 11mm , 11.5mm , 12mm , 12.5mm , 13mm , 13.5mm , 14mm Made of high speed steel (HSS) with excellent abrasion and impact resistance, it is able to cope with the drilling needs of metals and other hard materials while maintaining stable performance over long periods of time, reducing chipping, wear and tear, and other problems. A special alloy system is formed by adding 5% cobalt to the high-speed steel. The addition of cobalt significantly improves the material's ability to maintain high-temperature hardness, even in high-temperature cutting environments, the hardness can still be maintained at HRC 60 or above, far more than ordinary high-speed steel drills. Classic twist structure, high efficient cutting performance drill body is spiral, its spiral groove design can effectively chip removal, to avoid the accumulation of debris affecting the drilling efficiency and precision, can quickly cut into the material, reduce cutting resistance, reduce heat generation, suitable for high-speed rotary drilling operations, improve machining efficiency. It is suitable for drilling metal (such as steel, iron, aluminium, copper), plastic, wood and other materials, widely used in machining, automotive repair, furniture manufacturing, DIY crafts and other fields.
£67.75
Shipping: £5.00
Amazon Marketplace - meishudabaihuodian

GERYWOLF Cobalt Drill Bit Set, 25 pcs M35 High Speed Steel Twist Drill Bits, Metal Drill Bits for Hard Metal, Stainless Steel, Cast Iron, Wood and Plastic, with Index Box 1.0mm-10.0mm GWH9140
【Convenient Size Selection】: This 25 pcs M35 drill bit set includes everything you need to meet all your needs, bringing a user-friendly experience. Set includes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm,10.5mm,11mm,11.5mm,12mm,12.5mm,13mm, [1-13mm, in 0.5mm increments]. 【Industrial Grade M35】: High-speed steel drill bit set, these drill bits contain 5% cobalt, which is much harder than the high-speed steel used in similar drill bit sets. Fully ground drill bits with smooth surface, high grinding precision, and sharp edges can reduce friction between the drill bit and the material and reduce the temperature of the drill bit during operation. 【Enhanced Precision Design】: Adopts 135° split point tip for faster penetration and less walking. Deep groove twist drill bit design ensures smooth chip evacuation and stable operation, providing accurate results for demanding work. 【High-speed Steel Cobalt Drill Bits】: These drill bits are made of cobalt-containing high-speed steel, which has high hardness characteristics, enabling them to easily penetrate tough materials. This drill bit set comes with a box with size indexing to help you organize the drill bits after use and prevent confusion of different sized drill bits. 【Wide Application】: M35 cobalt high-speed steel is more suitable for processing tough, high-tensile strength materials. Especially suitable for cutting hardened metals such as stainless steel, cast iron, high-temperature alloys, titanium alloys, hard plastics and wood. This cobalt drill bit set is a must-have for professionals, amateurs and home improvement enthusiasts.
£63.99
Shipping: Free
Amazon Marketplace - Greywolf Tools
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