"polishing your pivot," "sharpening your pegwood..."  Where are we going here?? Back to the GalaxyPro.  I looked it up.  Interesting.  I would be concerned by the registration of the "claw" that holds the wheel.  Perhaps the pivot polishing tube holds things in place.  The "motor" is a tool that I have but under a different name.  I use it all the time at my lathe bench.  It is a quick way to do coarse cutoff or coarse grinding.  Better than a Dremel for that purpose.  However, it does