Pen Mandrel (USA Type)
This USA Type mandrel features a shaft that slides through a headstock to collet perfectly concentric pens.
It easily adapts to different length projects. Simply mount the tubes and bushings then slide the shaft to the appropriate length and lock it in place. The adjustable arbor will eliminate any vibration while turning. 7mm arbor.
Note: The collet is tightened with two 7/8" wrenches (NOT included).