12,50X31,50 mm-DRILL BIT HSS DIN333A CENTER
- 333
- A
- HSS
- 12.50
- 31.50
- 125
- 16.50
- 118º
- 60º
- 1
- Aluminium-Magnesium
- Copper-Bronze-Brass
- Cast Iron
- Steel
- Alloys Al-Mg Si > 10% (<180 HB / <600 N/mm2)
- Short Chip Copper-Bronze-Brass (<200 HB / <700 N/mm2)
- Cast Iron (200-300 HB / 700-1000 N/mm2)
- Cast Iron (<200 HB / <700 N/mm2)
- Alloyed Steel (<300 HB / <1000 N/mm2)
- Construction / Carbon Steel (<250 HB / <850 N/mm2)
Cutting Speed (m/min.)                                                            20-25    Cutting Speed (m/min.) 8-12 
Cutting Speed (m/min.)                                                            20-24    Cutting Speed (m/min.) 15-20 
Cutting Speed (m/min.)                                                            25-30    Cutting Speed (m/min.) 15-25