Step drill HSS (4 - 20 mm)
Step drill bit (Ø 4-20 mm) for hammer drill.
Choosen variant:Step drill HSS (4 - 20 mm)
Article number:SEH005400
- With helical groove with splits point.
- The deep grinding and the helical flute offer absolute running stability and high cutting performance.
- Chip transport is as clean as a twist drill with consequent reduction of cutter clogging and cutter jamming.
- The cone facilitates removal after drilling through the sheet metal.
- Tip angle: 118º.
- Pitch angle: 90º.
- Shiny surface.