1,T.I.R less than 0.005mm 2,Material: SUJ2 3,Clamping range from 3 to 26mm 4,Vacuum carburizing heat treatment 5,Manufactu

Heiner Tools Technology Co., LTD owned brand of Heiner.

Collets production line has been developped with capacity of 80,000 pcs per month.

We aim to high quality market.

Our quality can be competitive with which from switzerland, German, Japan, Taiwan, Korea.