Features
A carbide, weak helix groove A-type center hole drill suitable for particularly hard materials and mass production machining.

Use

Specification
Aperture diameter (mm): 3
Shank diameter (mm): 8
Overall length (mm): 55
Center hole angle (): 60
Surface treatment: Non-coating
Blade length (mm): 3
Blade shape: double-edged

Specification2
Blade length (mm): 3

Material/Finish
Ultra-fine grain cemented carbide (HF)

Set contents/accessories

caution