7-inch vinyl centering tool
thingiverse
Instructions It's a work in progress, and the central hole is too small, it should be 7,2mm, and for now it's only 7mm.
Download Model from thingiverse
With this file you will be able to print 7-inch vinyl centering tool with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on 7-inch vinyl centering tool.