1/2 Inch
thingiverse
A tailored version of the design available at http://www.thingiverse.com/thing:44815 was created using the Customizer tool found at http://www.thingiverse.com/apps/customizer/run?thing_id=44815. Follow these guidelines with specific parameters: cursor at 100, 50 facets ($fn), groove depth of 1, weight set to 11, type as 0, diameter of 12.7mm, and a margin of 0.1. In addition, enable edge detailing with setting 1.
Download Model from thingiverse
With this file you will be able to print 1/2 Inch 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 1/2 Inch.