Dormer A777 HSS-E Cobalt Jobber Drill Bits 1.7mm Pack of 10

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 1.7mm Pack of 10

Designed for the toughest drilling conditions, these Dormer A777 cobalt drill bits deliver exceptional durability and precision in professional and industrial settings. The advanced HSS-E cobalt construction ensures long-lasting performance in high-stress environments, making them ideal for machining stainless steel, titanium, and other hard materials. Each bit is engineered to maintain cutting edge sharpness while resisting heat build-up, resulting in cleaner holes and fewer replacements.

- 135 degree split point for self-centring and reduced walking on contact

- 5% cobalt content for superior heat resistance and extended tool life

- Fully ground from high-speed steel with a bright finish for efficient chip evacuation

- 1.7mm diameter suitable for precision drilling in engineering and maintenance tasks

- Pack of 10 for reliable backup during demanding jobs

- Tolerance to DIN 338 standards ensuring consistent performance

- Specifically hardened and tempered for maximum shock resistance

When every hole needs to be accurate and reliable, the Dormer A777 range delivers the quality that tradespeople trust.

GTIN: 7320760374481