twist-drill-din-338-n-hss-g
IRWIN Bits Kit HSS COBALT - DIN 338 Ø4,5x80 mm- Split point of 135 ° rectified;
- Industrial grade rectified groove;
- Cobalt alloy Bit body;
- Finished tempered and gilded surface.
- Industrial grade rectified groove;
- Cobalt alloy Bit body;
- Finished tempered and gilded surface.