The live center has a combination of double row angular contact ball bearing from IJK bearing from Japan, P5 Class thrust ball bearing, and needle roller bearing
Extra long Spindle point extends into needle bearing supported shank to effectively improve rotating performance and reduce vibration
The 60 ̊rotating spindle is made from bearing steel with heat treat to HRc 60±2 for high rigidity and wear resistance
Accuracy: .00019"
Hardened body and taper shank for extra strength, rigidity and long life
WARNING: This Product Can Expose You To Materials And/Or Chemicals Which Are Known To The State Of California To Cause Cancer And/Or Reproductive Harm.