Dormer A520 HSS TiN ADX Stub Drill Bit 7.4mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 7.4mm Pack of 1

This Dormer A520 stub drill bit delivers exceptional cutting performance in a compact, rigid design, making it the ideal choice for precision drilling in tight spaces. The advanced Titanium Nitride coating significantly reduces friction and heat buildup, allowing for faster drilling speeds and extended tool life even in tough materials. Whether you are working with hardened steels, cast iron, or stainless steel, this bit ensures clean, accurate holes with minimal wear.

- Premium high-speed steel (HSS) construction for superior strength and edge retention

- Titanium Nitride (TiN) coating reduces friction, increases lubricity, and boosts corrosion resistance

- ADX geometry provides improved chip evacuation and reduced cutting forces

- Stub length design offers maximum rigidity and minimises deflection in confined areas

- 7.4mm diameter with standard cylindrical shank for universal chuck compatibility

- Suitable for both manual and machine drilling applications

- Manufactured to Dormer’s exacting quality standards for consistent performance

Ideal for professional engineers and serious DIY enthusiasts who demand reliability and accuracy in every hole.

GTIN: 7320760039342