Dormer High Speed Cobalt Drill Bit, 5.5 mm Diameter, 93 mm Overall Length, Cylindrical Shank, Helical Flutes A9005.5

Dormer A9005.5 high speed cobalt drill bit is designed for professional mechanical and industrial applications requiring precise drilling. Manufactured from high speed cobalt, this drill bit offers exceptional hardness and wear resistance, making it suitable for drilling into tough metals and materials.

The bit features 6 helical flutes that enable rapid chip evacuation, maintaining cutting efficiency and preventing clogging even during deep hole drilling. With an overall length of 93 mm and a drilling length of 57 mm, it accommodates deep hole machining requirements up to six times its diameter.

The cylindrical shank and bright, uncoated finish ensure secure mounting and ease of use with standard drill chucks. The 130° special point angle provides excellent centering ability on workpieces and reduces the thrust needed for drilling, increasing operator comfort and tool life.

The parabolic flute design permits drilling deeper holes without the necessity for pecking cycles, enhancing productivity in manufacturing and repair work. Its thicker web design increases structural strength, considerably reducing the risk of drill breakage during operations.

Constructed from high speed cobalt for wear resistance. 6 helical flutes assist efficient chip removal. Compliant with DIN338 standards for jobber length drills. Right-hand cutting with bright, uncoated finish. Parabolic flute and thicker web design enable high performance deep hole drilling.

130° drill point angle for optimal centering and reduced thrust. This drill bit is suitable for workshops, manufacturing, automotive, construction, and metalworking industries where precision and durability are essential.

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