METAL DRILL BIT 4.5MM HSS SUPER DIN338 2PCS

- twist drills, ground from solid - toughness combined with good cutting efficiency - for drilling alloyed carbon and plain steel - precise thanks to state-of-the-art grinding process - keen edge thanks to the optimized point shape - break resistant thanks to CNC heat treatment  - bright surface - Ø 4,50 mm - overall length 80 mm - thread length 47 mm