1.High Quality NBT Without keyway Tool Holders ,more suitable for higher speed and higher precision cutting.Balanced G2.5/30000RPM-50000RPM
2.The endurance has been improved ,the abrasion of nickel is strong ,it has a good effects of anti-rust in different medium environment.
3.The appearance is smooth and bright ,feels comfortable,and reducing residual stresses ,the wear resistance sighificantly improved .
4.Material: 20CrMnTi Accuracy: 0.005mm
Taper tolearance: AT3