small calibration square —
Founded small calibration square models & stl files for printing
AndyPants
AmeraLabs
CHARL13
Xavier Faraudo
agepbiz
Design8Studio
MakeAnything
asimomagic
voltivo
EnginEli
RichieC
TeachingTech
MEH4d
gaaZolee
fdumi
ograymic
SteveJohnsen
H.O.M.E. Weingarten
Peter Larsen
Grummle