Dormer A777 HSS-E Cobalt Jobber Drill Bits 5.7mm Pack of 10

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 5.7mm Pack of 10

Engineered for the most demanding professional and industrial applications, the Dormer A777 drill bits deliver exceptional reliability when machining tough materials. Thanks to their high-speed steel with 8% cobalt content and a 135° split point, these bits provide consistent, accurate drilling even in hardened steels, stainless steels, and high-temperature alloys. The advanced geometry reduces thrust force and prevents walking, ensuring clean holes and prolonged tool life. Whether you are working in a busy machine shop or on a construction site, these bits offer the durability you need to maintain productivity under high-stress conditions.

- Made from premium HSS-E (high-speed steel with cobalt) for superior heat resistance and edge retention

- 135° split point eliminates the need for centre punching and reduces drill wander

- Fully ground construction ensures precision and concentricity for tight tolerances

- Right-hand cutting direction with bright finish for efficient chip evacuation

- Designed to perform in stainless steel, alloy steel, cast iron, and non-ferrous metals

- Pack of 10 in size 5.7mm, ideal for M6 tapping and general engineering tasks

Trust the Dormer A777 range to keep your work moving forward, even in the toughest materials.

GTIN: 7320760374429