Askelporasarja Tin 3-osainen 4-30 mm

- HSS-steel
- little abrasion - longer life
- 2 mm ascending steps
- 3 cutters:
4 - 12 mm in following steps: 4, 5, 6, 7, 8, 9, 10, 11, 12 mm
4 - 20 mm in following steps: 4, 6, 8, 10, 12, 14, 16, 18, 20 mm
4 - 30 mm in following steps: 4, 6, 8, 10, 12, 14, 16, 18,
                                               20, 22, 24, 26, 28, 30 mm