Dormer A777 HSS-E Cobalt Jobber Drill Bits 14.5mm Pack of 1

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 14.5mm Pack of 1

Designed for the most demanding professional and industrial applications, this Dormer A777 cobalt drill bit delivers outstanding durability and cutting performance in high-stress environments. The premium HSS-E cobalt construction ensures exceptional heat resistance and edge retention, making it ideal for drilling into tough materials such as stainless steel, alloy steels, and cast iron where standard bits would quickly fail.

- 135-degree split point for self-centring and reduced thrust, minimising wander on start and enabling faster penetration

- Premium high-speed steel with 5% cobalt content (HSS-E) for superior hot hardness and longer tool life

- Fully ground construction with precise flute geometry for efficient chip evacuation

- Cylindrical shank suitable for use in standard drill chucks and automatic tool changers

- Robust design for consistent performance in production and maintenance drilling tasks

- Manufactured to Dormer’s exacting quality standards for reliability in precision work

This 14.5mm drill bit is the perfect choice for engineers and fabricators who demand accuracy and longevity from their tooling.

GTIN: 7320760374740