ER-40 Collet Adapter Machined


This adapter permits use of ER-40 series collets on on lathes with 1-1/2" threaded spindles.  The ER series collet is a parallel closing design available from most industrial suppliers. Front closing collets permit full utilization of through hole in spindle. 

Collet adapter comes with collet nut and wrench.  Collets not included.

For other spindle threads, contact us for a special order.  We can produce an adapter for most threaded spindle lathes provided there is enough information to assure an accurate fit.

If you prefer to do all your own machining, the ER-40 Collet Adapter Kit provides materials, drawings and instructions for both a shop made nut or threads for standard ER replacement nuts.