Website: thingiverse
Author: RichieC
Price: Free Download
File format: .Stl 3d printable
Description:
Ever wonder how accurate or how well calibrated your 3D printer is?Well now you can find out!This “thing” has 100mm rulers for each of the X, Y and Z axis and also has 1mm – 10mm holes, in 1mm increments to check that holes come out the right size in your prints!