hollow calibration cube —

Founded hollow calibration cube models & stl files for printing
Calibration Panda
FastOrange
Calibration Cheeseburger
BrianGrossmiller
Cube Holder
clashersparadise
Cube Puzzle
Hauke
cube fractal 4 holes per face
BDTech Montpellier
cube fractal
BDTech Montpellier
Cube
MarianH
Cube maze
JustinSDK
Cube Box
Rueckprint
Cube Box 2
Rueckprint
XYZ 20mm Calibration Cube
iDig3Dprinting
Jelly Cube
TytanTrollMiniatures