Remember when you could turn your own pens? the WEN wood Lathe pen-turning MT1 Mandrel allows users to take on small and intricate Woodturning projects. The self-centering Mandrel attaches easily to an MT1 tail and headstock with the shaft running through the hollow live center of the pen's body. This Mandrel features five bushings, a 7mm diameter shaft, and a tapered Morse to maximize compatibility. The Universal design fits with the majority of MT1 wood lathes on the market, but was designed specifically for the WEN 3420 7 by 12 inch wood Lathe. Remember when you could easily adjust the length and tightness of your pen-turning Mandrel? remember WEN.