This Pen Mandrel Saver set is machined with Morse taper MT1. 

It includesa basic mandrel with thread and knurled nut, 7mm mandrel shaft, 5 bushings for locating the pen components.

Main Features:

* Precision machined to eliminate off-center turning.

* Simple slide & lock the shaft to customize for each spindle length by hex key.

* MT1 Morse tapered for use with most lathes.

* Easily tighten with knurled nut.