CO HSS cobalt metal drill bit

Point angle 135°
Spiral drill bit made of high-quality high-speed steel according to DIN 338, 5% cobalt content
Cross-ground according to DIN1412C
Diameter tolerance h8
Ground from solid round bar spiral drill bit with excellent external surface finish
Precision drills with high temperature resistance and durability
For use on drill stands or column drills
For high-strength carbon and alloy steel with a tensile strength of up to 1000 N/mm, stainless steel V2A/V4A, gray cast iron, iron powders, acid-resistant and corrosion-resistant steels
Cylindrical shank