4" Foam Core Speed Square

This is a speed square made specifically for foam board (foam core). I've added markings every 1/8" up to 4" I've also added markings at 22.5° and 45°.I recommend printing this model first to tune your filament shrinkage, so the measurements are accurate. (X Y Z Shrinkage Calibration Test by ZS3DS | Download free STL model | Printables.com)As always if you have any questions just comment below or message me. Any feedback is welcome as I enjoy making quality models :)(I have printed and tested this model; pictures will be out soon)