Dormer A520 HSS TiN ADX Stub Drill Bit 4.6mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 4.6mm Pack of 1

Designed for exceptional performance in demanding applications, this Dormer A520 stub drill bit delivers outstanding penetration rates and extended tool life. The combination of high-speed steel construction and a titanium nitride coating ensures reduced friction and heat build-up, allowing you to drill clean, accurate holes in a wide range of materials with minimal effort. Whether you are working with hardened steels, stainless steel, or other tough alloys, this stub-length bit provides the rigidity and precision needed for repetitive production work or one-off repairs.

- High-speed steel (HSS) substrate for superior strength and heat resistance

- Titanium nitride (TiN) coating reduces wear and extends operational lifespan

- ADX geometry optimised for fast chip evacuation and reduced cutting forces

- Stub length design increases rigidity, minimising deflection and breakage

- 4.6mm diameter ideal for precision drilling in metal, plastic, and composites

- 118-degree point angle for clean starting and reduced walking

- Right-hand cutting orientation suitable for standard drill presses and hand drills

Ideal for professionals and serious DIY enthusiasts who demand consistent accuracy and reliability from their tooling.

GTIN: 7320760039069