Dormer A777 HSS-E Cobalt Jobber Drill Bits 0.6mm Pack of 10

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 0.6mm Pack of 10

Crafted for the most demanding professional and industrial environments, the Dormer A777 HSS-E Cobalt jobber drill bits deliver outstanding durability and precision when machining tough materials. Whether you are working with stainless steel, hardened steels, or high-temperature alloys, these 0.6mm bits provide consistent, reliable performance under the highest stress conditions. The advanced HSS-E cobalt substrate ensures superior heat resistance and extended tool life, meaning fewer bit changes and more productive drilling time.

Key features:

- Premium HSS-E cobalt construction for exceptional hardness and heat resistance

- 135 degree split point geometry ensures instant start and reduced walking, even on curved or uneven surfaces

- 0.6mm diameter in a pack of 10 for high-volume, precision micro-drilling tasks

- Designed for use on stainless steel, alloy steels, cast iron, and other challenging materials

- Enhanced chip evacuation reduces the risk of jamming and improves cutting efficiency

- Suitable for both manual and CNC drilling applications with coolant or lubricant

- Cobalt content provides excellent performance at elevated cutting speeds and feed rates

- Cylindrical shank fits standard 3-jaw chucks and collets with ease

- Each bit individually inspected to Dormer’s exacting quality standards

Choose the Dormer A777 for demanding jobs where accuracy and longevity matter most.

GTIN: 7320760375822