Dormer A520 HSS TiN ADX Stub Drill Bit 7mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 7mm Pack of 1

Engineered for high-performance drilling in demanding applications, this 7mm stub drill bit delivers exceptional wear resistance and extended tool life thanks to its advanced Titanium Nitride coating. The stub length design provides increased rigidity and reduced deflection, making it ideal for precision work in CNC and manual machines where accuracy and speed are critical.

- Premium HSS (High Speed Steel) substrate for toughness and heat resistance

- Titanium Nitride (TiN) coating minimises friction and chip build-up, improving surface finish

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

- Stub length enhances stability, allowing higher feed rates without sacrificing straightness

- Precision ground point and flutes for consistent hole diameter and positional accuracy

- Suitable for drilling a wide range of materials including steel, stainless steel, and cast iron

- 135 degree split point enables self-centring and reduces walking on entry

Whether you are a professional machinist or a serious DIY enthusiast, this drill bit offers the reliability and performance needed for consistent, high-quality results.

GTIN: 7320760039304