small calibration object —
Founded small calibration object models & stl files for printing
MacNeill
TechBoss.pl
Rod Laird
Stemfie3D
Mordiev
keganholtzhausen
MrTEAP
LuckyPants
__Chris__
Commod0re
humebeam
MartinHopkinsDesign
Patrik_prit
HR miri
HR miri
HR miri
Chris1250
Grisworks
cobraroja
Elphwrkz