Customized version of http://www.thingiverse.com/thing:44815 Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=44815 Instructions Using the following options: margin = 0.1 cursor = 100 groove = .5 diameter = 9 $fn = 50 edges = .5 type = 1 weight = 9
With this file you will be able to print 9mm 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 9mm.