Thumbwheel M3
thingiverse
The thumbwheel is specifically designed for a standard M3 nut, offering an external dimension of just 11.8 millimeters.
Download Model from thingiverse
With this file you will be able to print Thumbwheel M3 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 Thumbwheel M3.