ruler
thingiverse
This ruler has various functions. The functions of this ruler are compass, figure drawing, line drawing, and cm. I would like to ask those who have seen this ruler to try it.
Download Model from thingiverse
With this file you will be able to print 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 ruler.