Which materials is this metal drill bit suitable for?

This drill bit is suitable for alloyed and unalloyed steel, stainless steel (inox), non-ferrous metals, and hard plastics.

What type of chuck is required for this bit?

You need a standard three-jaw chuck that accommodates a 10 mm cylindrical straight shank.

What are the dimensions of this drill bit?

The drill bit has a diameter of 10 mm, a working length of 87 mm, and a total length of 133 mm.

Why does this drill bit contain cobalt?

The 5% cobalt alloy (HSS-E) provides higher heat resistance and wear resistance during heavy drilling tasks.

Which standard is this drill bit manufactured to?

This twist drill bit is manufactured in accordance with the DIN 338 standard with a 135-degree point angle.

BOSCH 2609255083 HSS-CO metal drill bit 10x87x133mm

Name: BOSCH 2609255083 HSS-CO metal drill bit 10x87x133mm
Brand: BOSCH
SKU: 02809278
Price: 11.16 EUR
Availability: InStock

Supplier number: BOSCH 2609255083 | EAN 3165140382694

11.16 tax incl.

€9.22 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 5 products in stock.

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The minimum purchase order quantity for the product is 5.

Ordered before 20:00 - delivered as of 26/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

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High performance drilling in tough metals

Practical benefits

Reliable Bosch drilling power: You drill smoothly and accurately through tough stainless steel, cast iron, and hard metal alloys.
Heat resistant cobalt alloy: The HSS-E formulation with 5% cobalt resists high thermal build-up, ensuring long cutting edge life.
Fast self-centring start: The 135-degree split-point tip prevents walking on hard surfaces, eliminating the need for pre-punching.

In a nutshell

The right choise for

With the Bosch 2609255083 hss-co metal drill bit, you drill smoothly and accurately through tough stainless steel, alloyed steel, and hard metals. Its hss-e formulation with 5% cobalt provides high heat resistance and wear resistance during demanding drilling tasks, preventing cutting edges from overheating. The 135-degree point angle centres itself directly on the workpiece, ensuring a stable start without slipping or pre-punching. Manufactured to the din 338 standard, this 10 mm diameter twist drill bit features an 87 mm working length, a 133 mm total length, and a 10 mm cylindrical shank compatible with standard three-jaw chucks.

Product information FAQ

€11.16

In stock - tax incl.

Key features according to our expert

Diameter: 10 mm
Drill bit type: Metal drill bit
Overall length: 133 mm
Shank size: 10 mm
Shank type: Cylindrical
Material (drill bit): HSS-E Co 5%
Standard: DIN 338
Number of cutting edges: 2
Cutting length: 87 mm

Scope of delivery

HSS-CO METAL DRILL BIT 10X87X133MM DRILL TIP135 (1)

Product description

DRILL BITS MP (HSS-CO METAL DRILL BIT 10X87X133MM DRILL TIP135 (1))
Expert in high-quality, hard and robust steel
Spiral drill made of high-speed steel (HSS) with cobalt alloy. DIN 338.
Spiral drill for right-handed use with 135° self-centring drill tip, split tip manufactured in accordance with DIN 1412 C

Advantages

BORES MP (HSS-CO METAL BORE 10X87X133MM BORING POINT135 (1)) Self-centring drill point with 135°, four-face in accordance with DIN 1412 C Self-centring drill point with 135°, four-face in accordance with DIN 1412 C Ground from solid metal, optimum concentricity

All Features

Diameter: 10 mm
Drill bit type: Metal drill bit
Overall length: 133 mm
Shank size: 10 mm
Shank type: Cylindrical
Material (drill bit): HSS-E Co 5%
Standard: DIN 338
Number of cutting edges: 2
Cutting length: 87 mm
Overall length mm: 133
Useful length mm: 87
Diameter mm: 10,0
Shaft diameter mm: 10

Brand BOSCH
02809278
EAN 3165140382694
Supplier number BOSCH 2609255083

Frequently asked questions about this product

Answered by specialists

Which materials is this metal drill bit suitable for?: This drill bit is suitable for alloyed and unalloyed steel, stainless steel (inox), non-ferrous metals, and hard plastics.
What type of chuck is required for this bit?: You need a standard three-jaw chuck that accommodates a 10 mm cylindrical straight shank.
What are the dimensions of this drill bit?: The drill bit has a diameter of 10 mm, a working length of 87 mm, and a total length of 133 mm.
Why does this drill bit contain cobalt?: The 5% cobalt alloy (HSS-E) provides higher heat resistance and wear resistance during heavy drilling tasks.
Which standard is this drill bit manufactured to?: This twist drill bit is manufactured in accordance with the DIN 338 standard with a 135-degree point angle.