hole centering
thingiverse
hole centering tool for 20x20 profile add 2 608zz M4x25 and T-nut
Download Model from thingiverse
With this file you will be able to print hole centering 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 hole centering.