Dormer A520 HSS TiN ADX Stub Drill Bit 3.3mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 3.3mm Pack of 1

This high-performance stub drill bit delivers exceptional precision and extended tool life, making it the ideal choice for demanding drilling applications in a range of materials. The advanced Titanium Nitride coating reduces friction and heat buildup, allowing for faster cutting speeds and cleaner holes without compromising on durability. Engineered for both professional and serious DIY use, the A520 series combines the strength of high-speed steel with a specialised ADX geometry that improves chip evacuation and reduces point pressure, ensuring consistent results even in harder workpieces.

- Manufactured from premium high-speed steel for superior toughness and wear resistance

- Titanium Nitride (TiN) coating provides excellent lubricity and heat dissipation, increasing tool life by up to 300%

- Stub length design offers enhanced rigidity and reduced deflection, ideal for precision drilling in tight spaces

- ADX point geometry optimises cutting action and minimises the risk of work hardening

- 3.3mm diameter manufactured to tight tolerances for accurate hole sizing

- Suitable for use in steel, stainless steel, cast iron, and non-ferrous metals

- Pack of 1, ready for immediate use

Trusted by engineers worldwide, this Dormer drill bit delivers reliable performance hole after hole.

GTIN: 7320760038932