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Bosch PRO HSS-Co Cobalt Drill Bit 11.5mm Pack of 5

Bosch Professional

Compare today's prices on the "Bosch PRO HSS-Co Cobalt Drill Bit 11.5mm Pack of 5".

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Last Updated: 16/08/2026
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Product Description

Compare today's prices on the "Bosch PRO HSS-Co Cobalt Drill Bit 11.5mm Pack of 5".

Bosch PRO HSS-Co Cobalt Drill Bit 11.5mm Pack of 5

This Bosch PRO HSS-Co Cobalt Drill Bit in 11.5mm diameter, supplied as a pack of five, delivers superior performance for demanding heavy metal drilling applications. Engineered with a high-speed steel and cobalt alloy (HSS-Co) substrate, each bit maintains exceptional hardness at elevated temperatures, allowing you to cut through tough materials such as stainless steel, hardened steel, and cast iron with reduced friction and longer tool life. The robust 11.5mm size is ideal for large clearance holes and industrial fastenings, ensuring clean, accurate results even in repetitive production environments.

- Premium HSS-Co (cobalt alloyed) construction for advanced heat resistance and wear durability

- 11.5mm diameter specifically designed for heavy-duty metal drilling tasks

- Pack of five bits provides excellent value for frequent or high-volume use

- Self-centring split point tip reduces walking and eliminates the need for a centre punch

- Optimised flute geometry delivers fast chip removal and reduces clogging

- Suitable for use in both handheld drills and pillar drill stands, with all standard 1/2-inch or 13mm chucks

- Conforms to DIN 338 standard for precise dimensional accuracy

Ideal for professional tradespeople and serious DIYers who demand reliability when drilling into the hardest metals.

GTIN: 3165140521376