Best Hss Co 5 Hss E 2026

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Last Updated - 27.03.2026

Best Choice

01

RUKO

Ruko 245051RO Tap Drill Bit Set 14-Piece DIN 371/376 HSS Co 5

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9.8

Exceptional

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Tap drill bits with reinforced shafts for through-hole threads
Tap drill bit made from high-speed steel Co 5 with a hardness that is highly heat-resistant
Shape B approx. 4 to 5 veins with spiral point

75,99 €
02

Ct&t Industrie

HSS CO 5 HSS-E DIN338 Industrial Metal Drill Bit 1.0-20.0 mm Cobalt Alloy Twist Drills (Pack of 10, 6.0 mm)

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9.7

Exceptional

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Ruko twist drill DIN 338 HSS quality
Right-hand cutting twist drill HSS type N, drill bit 135° cross cut according to DIN 1412 C
Made of cast iron, sintered iron, malleable iron up to a tensile strength of 1000 N/mm²
Less friction at work. For alloy and mild steel cast steel,
Diameter tolerance h 8; fully polished, cobalt alloy;

17,95 €
Value for Money

03

Bosch

Bosch 2607019924 6-Piece Robust Line Metal Drill bit Set HSS-Co, Gold

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9.6

Exceptional

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For drilling in steel and stainless steel, e.g. For example, when pre-drilling profiles and supports for anchors, rivets, threads and fixtures
Extremely efficient for builders and installers: long service life
Designed for drilling in stainless steel
Cylindrical shaft is suitable for cog drill chucks
Box contents: Pro stainless steel HSS-Co twist drill set, 6 pieces.

12,48 €
04

WeLiQu

WELIQU HSS-E Cobalt Twist Drill Bit Diameter 5.0 mm Ground Self-Centering Precision Drill Bits for Metalworking Pack of 10

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Versatile use: suitable for drilling steel with a strength of up to 1,000 N/mm², V2A, CrNi, bronze and cast materials.
Self-centring: thanks to the special tip geometry, the precision drill bits drill automatically and precisely into the material without slipping.
Reliable quality: complies with the DIN 338 standard and impresses with its high durability, heat resistance and a long service life.
Excellent precision: the twist drills made of high-quality HSS-E M35 cobalt ensure precise and clean holes in metal.
Box contents: 10 x HSS-E cobalt twist drills diameter 5.0 mm, length 86 mm, AL 52 mm

16,50 €
05

Bosch

Bosch Professional Metal Drill Bit HSS-Cobalt, 2608585885

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Right-hand cutting twist drill bit type N, 135° drill bit with diameter tolerance h 8 and cross grinding according to DIN 1412 C, cobalt content 5%
Professional processing of alloyed and unalloyed steel, stainless steel V2A/V4A, grey cast iron, cast steel, acid and heat-resistant steels
Precision drill bits with pronounced heat resistance and wear resistance for use in drill stands or column drills, as well as excellent surface quality thanks to special factory standard. Use of universal cutting oil 2607001409 recommended
For all drills with round shank drill holder
Diameter x working length x total length: 5 x 52 x 86 mm, according to DIN 338

16,99 €
06

RUKO

Ruko 232080E Machine Tap DIN (German Institute for Standardisation) 371 8 mm High-Speed Steel 5% Cobalt

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13% Off
9.1

Excellent

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Main highlights

Type B chamfer, approx. 4 - 5 threads with progressive tap
Type B chamfer, approx. 4 - 5 threads with progressive tap
Machine tap with reinforced shank for through-hole threads
Machine tap with reinforced shank for through-hole threads
Machine tap made from 5% cobalt high-speed steel with high thermal stability
Machine tap made from 5% cobalt high-speed steel with high thermal stability

7,27 € 8,37 €(13% Off off)
07

Runihorn

Runihorn Metal Drill Bit Set HSS-E Cobalt Pro 11-Piece Drill Bit Set 1-6 mm, 0.5 mm Steps, HSS Drill, Cobalt Drill Bit Set, for Stainless Steel, Steel, Iron etc

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【135° Tip】The 135° tip centres automatically and allows fast drilling with low pressure. The HSS Co drill is fully ground and features a sharp and durable cutting edge. The spiral shape moves the chips up and out of the drill hole.
Versatile use: metal drill set suitable for drilling materials such as stainless steel, cast iron, alloys, wood and hard plastics.
Round straight shank: drill set with round, straight shaft design, self-centring design prevents bleeding, fully ground spiral shape for optimal drilling performance thanks to reduced friction.
M35 cobalt drill: Standard length HSS drill bit made of 5% cobalt alloy high-speed steel. The bronze steam treatment provides a combination of hardness and toughness and thus high wear resistance. The durable, thick bridge construction reinforces the core and increases the life of the metal drill.
Box contents: the metal drill set HSS-E contains 11 pieces, drill set 1-6 mm, 0.5 mm increments, a sufficient quantity for daily use.

10,99 €
08

OESA38

HSS-Co 5% Cobald Spiral Drill Bit Stainless Steel Steel Drill Metal Drill Bit Iron Drill Bit (1, 2.0 mm)

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Premium HSS-Co cobalt alloy (5% cobalt content): drill according to DIN 338 standard for maximum performance on hard and tough materials.
PRECISE 135 DEGREE CROSS GRIND TIP - Ensures clean, slip-free approach and reduces feed pressure when drilling.
Optimal chip removal: Ensured by advanced drilling technology, for longer service life and precise work results.
Ideal for hard materials: perfectly suited for alloyed and high-strength steels, stainless steel and other tough materials.
HIGH PERFORMANCE HIGH SPEED STEEL - Excellent durability and high resistance to heat, ideal for demanding applications.

1,89 €
09

Janzoom

HSS-Co 5% Cobalt Jobber Drill Bit Set, Spiral Drill Bit for Drilling on Stainless Steel, Hard Steels, Metal (5.0 mm (10 Pieces)

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

★Worry-free shopping - Please feel free to contact us if any problems with our goods, you can get 90 days of worry-free refund, 7 days of 24-hour service after receipt. Just remember that your satisfaction is our first priority.
★What do you get? - It includes 10 pieces 5.0 mm cobalt drills. This drill fits the majority of drill currently on the market and comes with a portable plastic case for easy storage and DIY, household maintenance and repair.
★Multiple uses - Our drill bits cut perfectly through carbide such as stainless steel, steel, sheet metal and cast iron as well as plastic, aluminium alloy, wood and other softer metals. Pay attention to speed, pressure and heat control during drilling. Not for glass or ceramic materials.
★M35 Cobalt Drill Bit - Drill made of high-speed steel of industrial class M35, much harder than HSS used in other similar drills. They contain 5% cobalt, which increases wear resistance, durability and extra longer service life. Rockwell hardness >>67.
★Fully ground process with split point -135° - no centre impact is required. 135° split point geometry ensures a precise start and reduces walking on the work surface. Full ground drill faster with fewer errors than conventional rolled drills. Excellent chip removal and heat dissipation.

9,99 €
10

Bosch

Bosch Professional Metal Drill Bit HSS-Cobalt, 2608585851

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8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Right-hand cutting twist drill bit type N, 135° drill bit with diameter tolerance h 8 and cross grinding according to DIN 1412 C, cobalt content 5%
Professional processing of alloyed and unalloyed steel, stainless steel V2A/V4A, grey cast iron, cast steel, acid and heat-resistant steels
Precision drill bits with pronounced heat resistance and wear resistance for use in drill stands or column drills, as well as excellent surface quality thanks to special factory standard. Use of universal cutting oil 2607001409 recommended
For all drills with round shank drill holder
Diameter x working length x total length: 5 x 52 x 86 mm, according to DIN 338

2,09 €