perce droit
thingiverse
Permet de percer bien droit et éviter que le foret glisse. La gorge est à angle droit, cela peu servir d'équerre.
Download Model from thingiverse
With this file you will be able to print perce droit 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 perce droit.