Radius Ruler
thingiverse
This tool measures diameters for exact modeling. Using it will save you headaches when your project demands precise fitting. Loop a string through the opening and secure one end to prevent tangling. Instructions Adjust font color after initial printouts start to enhance readability.
Download Model from thingiverse
With this file you will be able to print Radius 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 Radius Ruler.