The file 'Center Finder, Customizable (parametric), For Woodworking Etc. 3D Printer Model' is (scad,stl) file type, size is 23.2KB.
Simple customizable center finder.
It's just me playing with OpenSCAD. Move along, nothing to see here :)
Included STL was generated with the default values.
This one and my other OpenSCAD projects are also on my Github.
UPDATE 13.04.2017: center hole made more friendly
center_finder.scad | 2.8KB | |
center_finder.stl | 287.0KB |