● Center shaft is made of alloy steel and hardened through vacuum heat treatment to provide higher rigidity HRC60˚±1˚ .
● The center used the combination of roller bearing, thrust ball bearing and ball bearing.
● NCK-B type : Long nose live centers are suitable for small workpieces.
NCK-MT2A NCK-MT3A NCK-MT4A NCK-MT5A NCK-MT6A NCK-MT3B NCK-MT4B NCK-MT5B