Product Description
- Multi-step drill to bore the thinnest tins
- with cylindrical gradation
- concurrent deburring of the drilling by the next step
- by the spiral groove the drill by the treatment achieves a peeling cut by improved chip removal
- noticeably an easier cut
- Laser scaling in the chip chamber for reading of the achieved drilling diameter
- Length - 70, 77 or 98 mm
- Shaft diameter - 6, 9 or 10 mm
- Steps - 8,5/11,5/12,5/16,5/21 mm
