calibration tool box
thingiverse
I share my design box to save the calibration tools of my Prusa i3. two designs: box unlearned and Newsletter box.
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With this file you will be able to print calibration tool box 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 tool box.