Bosch Step Drill Bit HSS-TiN 4 12 mm, 6,0 mm, 50 mm 2608587429 Diamond-Cores Vastly increased tool life compared

Vastly increased tool life compared to bi-metal holesaws

Diameter (D) Inch: 7/16

Reducing nozzle Basic attachment for all auxiliary nozzles with 9 mm diameter

Bosch Collet without locking nut 1/4' 2608570048

Bosch Step Drill Bit HSS-TiN 4 12 mm, 6,0 mm, 50 mm 2608587429 Diamond-Cores Vastly increased tool life comparedDrilling Several Diameters The HSS Step Drill Bit performs smooth, burr free drilling in several diameters with one drill bit. It is ideal for deburring, for drilling round holes and for enlarging existing ones. Pre punching is not necessary, because the split point tip allows for an easy start. Its CNC ground spiral flute enables optimised chip removal and less vibration for even drilling. The highest cutting performance and absolute smoothness are