Diager 4.5mm Cobalt Drill Bit (10 Pack)

Features

Fully ground 5% cobalt

Split point 135°

DIN 338

N type flute

Diameter tolerance h8

Packet of 10 Drill Bits

Drilling material:

Alloy Steel

Non-Alloy Steel

Cast Iron

Stainless Steel

Cast Iron, Spheroidal

Benefits of cobalt:

The addition of cobalt in the composition of the steel provides better resistance to heating and increases resistance enable drilling stainless steel and alloyed steels (up to 1200N/mm²).