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Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 11.5mm Pack of 1 - Image 1
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Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 11.5mm Pack of 1

DORMER

Compare today's prices on the "Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 11.5mm Pack of 1".

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Last Checked: 04/11/2026
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Product Description

Compare today's prices on the "Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 11.5mm Pack of 1".

Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 11.5mm Pack of 1

This Dormer A147 drill bit is engineered to deliver exceptional performance and durability when working with tough materials such as stainless steel, hardened alloys, and cast iron. The premium HSS-E cobalt construction ensures superior heat resistance and extended tool life, allowing you to drill clean, accurate holes with reduced effort and fewer replacements. Whether you are a professional tradesperson or a serious DIY enthusiast, this bit offers the reliability you need for demanding applications.

- Constructed from high-speed steel with 5% cobalt content (HSS-E) for enhanced red hardness and wear resistance

- 118 degree point angle with self-centering split point for precise starting and reduced walking on curved or uneven surfaces

- Ideal for drilling in stainless steel, steel alloys, cast iron, and other high-tensile materials

- Cylindrical shank design fits standard three-jaw chucks and quick-change systems

- Fully ground flutes provide efficient swarf removal and smooth cutting action

- Suitable for use with hand-held drills, pillar drills, and CNC machines

- Pack of 1, size 11.5mm diameter

Rely on Dormer’s engineering heritage for consistent, high-quality drilling performance.

GTIN: 7320760691632