Dormer A520 HSS TiN ADX Stub Drill Bit 10.2mm Pack of 1

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Dormer A520 HSS TiN ADX Stub Drill Bit 10.2mm Pack of 1

This stub drill bit delivers exceptional performance in demanding materials, offering the perfect balance of speed, precision, and tool life for professional and advanced DIY users. The Dormer A520 is engineered with a specialised Titanium Nitride (TiN) coating that significantly reduces friction and heat build-up, allowing for faster cutting speeds and enhanced chip evacuation. Its stub-length design provides increased rigidity, minimising deflection and ensuring accurate hole placement even in tight spaces. Whether you are working with stainless steel, alloy steels, or cast iron, this drill bit is built to maintain its sharpness and resist wear over repeated use.

- Titanium Nitride (TiN) coating for increased hardness and reduced friction

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

- ADX (Advanced Drill X) geometry optimised for swarf removal and reduced cutting forces

- Stub length design for superior rigidity and improved stability in short-hole drilling

- 118 degree point angle with split point technology for self-centring and reduced walking

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

- 10.2mm diameter – ideal for close-tolerance applications such as M10 tapping or reaming

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

- Pack of 1 ensures you get exactly the size you need without waste

This robust and reliable drill bit is an essential addition to any serious tool kit, delivering accurate, clean holes with every use.

GTIN: 7320760038611