engineering —

Founded engineering models & stl files for printing
Truncated Icosahedron
MortarGrunt06
Keychain propeller
StepanTarasov
Front Engine SR71
anthonysole
Rear Engine SR71
anthonysole
Worm Gearbox
LiveIn3D
Pelton turbine
RP_3DPRINTING
Modular Rocket
niko20205