Dormer A777 HSS-E Cobalt Jobber Drill Bits 5.4mm Pack of 10

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Dormer A777 HSS-E Cobalt Jobber Drill Bits 5.4mm Pack of 10

Designed for the most demanding professional and industrial environments, the Dormer A777 HSS-E Cobalt jobber drill bits deliver exceptional durability and consistent cutting performance, even in tough, high-stress applications. The advanced cobalt alloy construction provides superior heat resistance and extended tool life when drilling stainless steel, hardened steels, and other difficult materials, making these bits a reliable choice for engineers and fabricators who cannot afford downtime.

- Premium HSS-E cobalt steel for high heat and wear resistance

- 135 degree split point ensures self-centering and reduces thrust required

- Precision ground flutes for efficient swarf removal and smooth cutting action

- Ideal for use on stainless steel, alloy steels, and cast iron

- Jobber length suited for general purpose deep hole drilling

- Pack of 10 bits in the popular 5.4mm diameter size

- Manufactured to Dormer’s exacting standards for professional and industrial use

- Suitable for both hand and machine drilling applications

Whether you are working on a production line or in a busy workshop, these Dormer A777 drill bits offer the strength and accuracy needed to get the job done efficiently and reliably.

GTIN: 7320760375242