Dormer A520 HSS TiN ADX Stub Drill Bit 7.8mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 7.8mm Pack of 1

This high-performance stub drill bit delivers exceptional precision and durability for demanding metalworking applications, thanks to its advanced Titanium Nitride coating that dramatically extends tool life and reduces friction.

- Titanium Nitride (TiN) coating provides increased hardness, wear resistance, and heat dissipation for faster drilling speeds

- High-speed steel (HSS) construction ensures strength and toughness for repeated use in ferrous and non-ferrous materials

- ADX (Advanced Drill eXactly) geometry optimises chip evacuation and reduces cutting forces

- Stub length design increases rigidity and minimises deflection for accurate hole placement

- 7.8mm diameter suitable for medium-sized precision holes in engineering and maintenance tasks

- Suitable for use with both manual and CNC drilling machines

Ideal for professional engineers and serious DIYers who demand consistent, reliable results in tight tolerance work.

GTIN: 7320760039380