impeller rotation indicator —
Founded impeller rotation indicator models & stl files for printing
dline
Yvan
akamaka
Tom Anderson (The ReaL NEO)
EL3D
rafacv98
Ilaria
EzeSko
3D Printer Art
smitty
rallekralle
SLICEM2
marcoa131
Mark Harrison
Bootjevaarder
reivax
PhysicsLabTech
SaxmanKK
LordSkippy
moreconfusion