Made from High Quality 40CrMnTi Alloy Steel
Vacuum Quenched for Longer Lifetime
Full range of size selections
Extra Hardened, High vibration Resistance
High Coaxiality
Suitable for Popular Milling Cutter Sizes
Hardness > HRC 56
Coaxiality: ±0.005mm
Runout by itself: ±0.005~0.01mm