ER Collet, Milling Chuck, Collet Chuck

ER collets are manufactured as per DIN 6499. The accuracies of collets are as per DIN 6499. ER collets are most widely used collets for tool holding in all the types of machine tools & are the most widely used system all over the globe.

These Collets are provided with the groove on the collets to engage itself in the collet chuck nut. It is the specialty of ER collets. In ER Collet Chucks, the collet is always fixed in the nut and then the nut is screwed on to the collet chuck.