- Completely made of HSS high alloy tool steel.
- With this robust tool, plates can be centred, drilled and deburred in one operation.
- The deep ground flute offers absolute refinement and good cutting performance.
- The cone facilitates retraction in bored-through plates.
- Drilling in 9 steps: Ø 4.0 - 6.0 - 8.0 - 10.0 - 12.0 - 14.0 - 16.0 - 18.0 - 20.0 mm