Dormer A7775.5 A777 Hsco Heavy-Duty Jobber Drill 5.50Mm Ol:93Mm Wl:57Mm

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Dormer A7775.5 A777 Hsco Heavy-Duty Jobber Drill 5.50Mm Ol:93Mm Wl:57Mm

This heavy-duty jobber drill bit from the Dormer A777 series is built to withstand the most demanding industrial and professional drilling applications. Engineered from premium high-speed cobalt (HSCO) steel, it offers exceptional heat resistance and edge retention, making it ideal for high-stress environments where reliability is paramount. Whether you are working with stainless steel, hardened alloys, or other tough materials, the A7775.5 delivers consistent, precise holes with reduced cutting force and extended tool life.

- 5.50 mm diameter for medium-sized drilling tasks

- Overall length 93 mm with a flute length of 57 mm for deep hole drilling

- 135 degree split point design ensures self-centring and reduces walking

- HSCO (high-speed cobalt) construction for superior hardness and heat resistance

- Heavy-duty geometry tailored for high-performance machining

- Suitable for both manual and CNC drilling operations

- Dormer quality guarantee for durability and repeatable results

Perfect for tradespeople and engineers who need a drill bit that can handle continuous use without compromise.

GTIN: 7320760375259