02-02-2013, 02:17 PM
You can check it by comparing the way the collet adapter and your chuck screw on. Does your chuck wallow arround on the spindle right up to the shoulder? I think not in light of the fine concentricity you have with the chuck.
Busy Bee 12-36 lathe, Busy Bee Mill drill, Busy Bee 4x6 bandsaw, Homemade 9x17 bandsaw, Ad infinitum.