Calibration angle
thingiverse
An improved rendition of http://www.thingiverse.com/thing:53668 now features added X and Y markings on the component.
Download Model from thingiverse
With this file you will be able to print Calibration angle 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 Calibration angle.