~Features:

1.Runout of our ER collet are within 0.05mm, 0.1mmm, 0.2mm.
2.ER11, ER16, ER20, ER25, ER32, ER40

3.Made of high quality steel:SUJ2

4.Clamping range from 3.0mm(0.1181'') up to 26mm(1.0236'')

5.Vacuum carburizing heat.

6.Packing:inner packing is plastic box,the outer packing is cartons.

7.We normally supply two kinds of accuracy: first accuracy 0.015mm,second accuracy 0.01mm. The highest accuracy is 0.005mm.