Description
Bosch HSS Step Drill Bit 4-20MM Hex 1/4″ (2608597524)
- Pre-punching is not necessary as the split-point tip allows for an easy start
- CNC ground spiral flute enables optimised chip removal and less vibration for even drilling
- Hex shank for a strong connection and maximum torque transmission in three-jaw chucks and ” internal hex tool holders
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