M2 HIGH-SPEED STEEL
| SOME GUIDELINES FOR HARDENING |
| TOOL | M2 | |
| Hardening | Tempering 2x1H | |
| Single- edge cutting tools, tool bits, form tools, etc. | 1220°C 2230°F |
560°C 1040°F |
| Rotating multi-edge cutting tools, twist drills, saws, milling cutters broaches, taps, etc. | 1180°C – 1220°C 2155°F – 2230°F |
560°C – 590°C 1040°F –1095°F |
| Tools for cold work applications, punching, blanking, forming, cold extrusion, etc. | 1050°C – 1150°C 1920°F – 2100°F |
560°C – 590°C 1040°F – 1095°F |