small calibration object —
Founded small calibration object models & stl files for printing
Udo's 3D World
Udo's 3D World
theduckom
sablebadger
Jhokalups
sablebadger
3D-Maniac
B3rT1979
xbone86
drdiyhax
Hans
Hans
Hans
JernejP.
woodificould
Macmade
GadgetPrint
dodasch
Ludo B
Airat9000