Dormer A520 HSS TiN ADX Stub Drill Bit 8.5mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 8.5mm Pack of 1

Achieve precise, fast drilling in tough materials with this Dormer A520 stub drill bit, engineered to deliver exceptional performance and extended tool life. The Titanium Nitride coating reduces friction and heat build-up, allowing for higher cutting speeds and cleaner holes in steels, cast irons, and non-ferrous metals. Its stub-length design provides increased rigidity, making it ideal for use in portable drills and CNC machines where accuracy and chip evacuation are critical.

- High-speed steel (HSS) substrate for excellent toughness and wear resistance

- Titanium Nitride (TiN) coating enhances surface hardness and reduces friction

- ADX geometry optimises chip flow and reduces cutting forces

- Stub length offers greater stability and less deflection during drilling

- 118-degree point angle for self-centring and reduced thrust

- Suitable for general purpose drilling in a wide range of materials

- Pack of 1, 8.5mm diameter

Ideal for tradespeople and engineers who demand reliability and precision from every tool.

GTIN: 7320760039458