Knitting Projects: Sock Knitting Machine

My wife is a prolific knitter. She has always wanted a sock knitting machine, and someday, I'll get her an antique. Until then, we found this 3D printed machine, and thought we'd give it a whirl.

Link to 3D Print by JeepingJohnny: https://www.thingiverse.com/thing:5276234
Link to my guard for the Harbor Freight 3" grinding wheel: https://www.thingiverse.com/thing:2243554