HSS JOBBER DRILLS,
DIN 338 RN
SPRINT – Ø 4 mm jobber drill bit
Packaging: Hanging tag bulk pack of 10 drill bits
HSS twist drill: toughness and precision combined with excellent cutting efficiency for drilling alloyed carbon and plain steel. Ideal for hand held operations.
- Diameter diminution
- Increased center web
- Partial hardening of the flute length
- Extra sharp cutting edges
- High fracture resistance
Alpen drill bits are manufactured in Austria.