Dormer High Speed Cobalt Drill Bit 12mm Shank, 151mm Overall Length, Helical Flute, Cylindrical Shank, Model A90012.0

Dormer A90012.0 High Speed Cobalt Drill Bit 12mm shank and 151mm overall length offers exceptional performance for professional drilling tasks. Constructed from high speed cobalt, this drill bit provides superior wear resistance and toughness suitable for machining deep holes up to six times the diameter.

The helical flute design facilitates rapid chip evacuation, reducing heat and improving drilling efficiency. The cylindrical uncoated bright shank ensures compatibility with most drill chucks and secure gripping during high-speed operations.

Its right cutting direction paired with a 130° special point geometry delivers excellent centring capability and reduced thrust, ideal for precision drilling. The drilling length of 101mm allows for effective deep hole cutting without frequent pecking.

Manufactured to DIN 338 standards, this jobber length drill bit is recognized for its structural strength derived from a thicker web design, significantly lowering breakage risks on tough materials. It is commonly employed in industrial uses such as mechanical tooling, fluid power systems, manufacturing, and general metalworking.

This drill bit is bright finished (uncoated) to maintain sharpness and offer versatility across diverse applications. Manufactured from high speed cobalt for durability and heat resistance. Helical flute layout enables efficient chip removal during operation.

Bright, uncoated cylindrical shank provides reliable holding. Right hand cutting direction with 130° drill point angle for precision. Standardized to DIN 338 ensuring quality and compatibility. Thicker web design enhances structural strength and reduces risk of breakage.

Suitable for deep hole drilling up to six times diameter. Widely used in industrial mechanical and tooling applications.

For professional grade drilling tools, explore the full Dormer range on EnvMart to find compatible Drill Bits and accessories suited for heavy-duty industrial and manufacturing environments.