Boring bits for blind holes in HWM, suitable for machining where the hole is near the bottom of the panel, minimising the risk of breakage. Suitable for chipboard, melamine, MDF and veneered and lacquered materials. Greater durability and better finish.
- Helical body in HWM
- Centring point – 2 cutting edges in HWM
- 2 spiral flutes
- 2 ground spurs