knuckle (punch)
grabcad
In hand-to-hand combat, weapons like brass knuckles are utilized. These are metallic objects designed specifically to be worn on one's knuckles.
Download Model from grabcad
With this file you will be able to print knuckle (punch) 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 knuckle (punch).