1.Material: 65Mn steel

2.Hardness: clamping part HRC: 55~60 elastic part HRC 45~50

3. Model: Metric and Imperial

4.Run out tolerance: 0.0005in or 0.013mm

5.Type: ER8/11/16/20/25/32/40/50

6.This unit is used for boring, milling, drilling, tapping, grinding and engraving operation, etc.

Packaging: 

Company profile:

We are a manufacturer from Shandong province in China. Our company established in 2003.Now we have more than 200 employees and continue to employ.
 
We specialize in design, manufacture and marketing of machine tool accessories.Production includes milling chuck series,CNC tool series,collet series,boring heads series,etc.

Sales covering the USA,Germany,Britain and regions in South Asia with increasing trust from customers.We are capable of supplying accessories with German standards,Japanese standards,American standards as well as national standards.

Welcome to visit our website Should any of these items be of interest to you,please let us know.We'll be happy to give you details.