Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 4.5mm Pack of 10

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Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 4.5mm Pack of 10

When precision and longevity matter most, the Dormer A147 HSS-E Cobalt drill bit delivers exceptional performance in demanding materials. Engineered for the professional workshop and serious DIYer alike, this 4.5mm bit is crafted from high-speed steel with added cobalt, giving it superior heat resistance and edge retention. Whether you are drilling into stainless steel, hardened steels, or tough alloys, this bit maintains its sharpness far longer than standard HSS bits, reducing downtime and ensuring cleaner holes every time.

- Constructed from premium HSS-E cobalt for outstanding hardness and heat resistance

- 4.5mm diameter ideal for precision fastening and general engineering applications

- Supplied in a pack of 10 for excellent value and continuous workflow

- 118-degree point angle provides a positive cutting action and reduces wandering

- Robust web design enhances strength and reduces the risk of breakage

- Suitable for use in both hand drills and pillar drills at higher speeds

- Bright finish aids chip evacuation and reduces friction during drilling

- Compatible with a wide range of metals including stainless steel, cast iron, and titanium

For reliable, repeatable drilling performance in tough materials, the Dormer A147 cobalt drill bit pack is an indispensable addition to any tool kit.

GTIN: 7320760691038