Key features
- HSS Step Drill Bit performs smooth drilling in several diameters with one drill bit
- 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
- Highest cutting smoothness due to axial and radial relief grinding
- Made of HSS for a long lifetime. Laser-markings for hole diameters.
- Hex shank for a strong connection and maximum torque transmission in three-jaw chucks and ¼" internal hex tool holders
Technical data
- Shank diameter: 1/4 inch
- Step diameter (range): 4-20 mm
- Step height: 4
- Total length: 70.5 mm
- Pack quantity: 1 Pcs
- Price: £89.69
