MAYKESTAG Twist Drill Bit DIN338RN HSS-Co5 Cylindrical Shank ø 3.9 mm, 101110639

MAYKESTAG Twist Drill Bit DIN338RN HSS-Co5 Cylindrical Shank ø 3.9 mm

5% cobalt-alloy Twist Drill Bits with very high thermal resilience, cylindrical shank. For drilling materials with a higher alloy content and strength over 800 N/mm². No center punching thanks to the special grinding.