ონლაინ მაღაზიაგვირგვინამჭრელი HSS-BIMET-LS-MET- D68MM
Diameter (Ø) | 68 mm |
Cutting depth | 38 mm |
Drive type | Outer hexagon |
Suitable for cordless drills (points system) | 3 of 4 points |
Suitable for drill (points system) | 3 of 4 points |
Suitable for upright drilling machine (points system) | 4 of 4 points |
Versatility (points system) | 4 of 4 points |
Drilling speed (point system) | 4 of 4 points |
Bore hole quality (point system) | 2 of 4 points |
Recommended rotation speed in soft steel | 130 rpm |
Recommended rotation speed in tool steel and stainless steel | 65 rpm |
Recommended rotation speed in cast iron | 85 rpm |
Recommended rotation speed in brass | 165 rpm |
Recommended rotation speed in aluminium | 190 rpm |