Caliper for metal ruler
thingiverse
This Script creates a slider, which can be put on a metal ruler for exact messurments.
Download Model from thingiverse
With this file you will be able to print Caliper for metal ruler 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 Caliper for metal ruler.