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Bosch PRO HSS-Co Cobalt Drill Bit 4.1mm Pack of 10

Bosch Professional

Compare today's prices on the "Bosch PRO HSS-Co Cobalt Drill Bit 4.1mm Pack of 10".

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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 4.1mm Pack of 10".

Bosch PRO HSS-Co Cobalt Drill Bit 4.1mm Pack of 10

This Bosch PRO HSS-Co Cobalt Drill Bit set provides a precise 4.1mm diameter in a convenient pack of ten, making it the ideal choice when you need a specific clearance or fixing size. Manufactured from high-speed steel with a cobalt alloy addition, these bits are engineered for exceptional heat resistance and durability, allowing you to drill efficiently into tough materials without excessive wear. Whether you are working on stainless steel, hardened steel, non-ferrous metals, or other challenging surfaces, this drill bit delivers reliable performance and a clean, accurate hole every time.

- Made from HSS-Co (high-speed steel with cobalt) for superior heat resistance and edge retention

- 4.1mm diameter – perfectly suited for specific clearance and fixing applications

- Supplied in a pack of 10 for consistent repeat drilling or multiple project use

- Bosch PRO range quality, built for professional tradespeople and serious DIYers

- 135-degree split point reduces walking and enables self-centring for precise start drilling

- Suits use with both hand and machine drills, including cordless tools

- DIN 338 compliant, ensuring standardised performance and compatibility

- Coated to reduce friction, aiding chip removal and prolonging bit life

A dependable addition to any toolkit, this set will help you achieve accurate results on demanding metalwork jobs.

GTIN: 3165140521161