Spade Buttons
thingiverse
Sew with spade-shaped buttons, approximately 20 millimeters long; follow these instructions for a fantastic result.
Download Model from thingiverse
With this file you will be able to print Spade Buttons 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 Spade Buttons.