Dormer A777 HSS-E Cobalt Jobber Drill Bits 11mm Pack of 5

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 11mm Pack of 5

Engineered for the toughest drilling tasks, the Dormer A777 drill bits deliver exceptional durability and precision in high-stress professional and industrial environments. Made from high-speed steel with 8% cobalt content, these bits maintain their cutting edge even when machining stainless steel, hardened steels, and other difficult materials. The 135-degree split point ensures instant start without wandering, reduces thrust, and keeps drilling accurate. Each bit in this pack of five is 11mm diameter, jobber length, and fully ground to tight tolerances for consistent hole quality. Ideal for use in CNC machines, manual drills, and production lines where reliability under heat and friction is critical.

- Premium HSS-E cobalt steel (8% Co) for superior heat resistance and hardness

- 135-degree split point for self-centring, reduced walking, and lower drilling forces

- Fully ground flutes and lands for clean, accurate holes and efficient swarf removal

- DIN 338 standard, jobber length suitable for most applications

- Bright finish with good chipping resistance

- Pack of 5 identical 11mm bits for multiple jobs or replacement

Whether you are fabricating components or performing heavy maintenance, the Dormer A777 set gives you the long life and stable performance you can rely on.

GTIN: 7320760374597