Rewinder tool (small & large)

Rewinder tools to assist with (re)winding spools. Designed to print flat with no supports and no cleanup required. Base cone fits snugly onto the threaded shaft. Hex end allows using a drill to help wind the spool. Clearances are set very tight, you may need to adjust the size very slightly depending on your printer. Small rewinder can fit spools with opening from 7mm to 24mm. Spool height depends on inner diameter, up to 50mm. Useful for small spools like solder. Large rewinder can fit spools w