The file 'Pinchwheel Worm By Drill Jig 3D Printer Model' is (stl) file type, size is 10.7KB.
Jig for cutting worm type pinch wheel on M8 bolt for Wade's geared nema 17 extruder http://www.thingiverse.com/thing:1794 with a drill, but without using a vise.
M8_WormGear_Jig.stl | 168.0KB |