sotc model cleanup test —

Founded sotc model cleanup test models & stl files for printing
Nema 17 Stepper test rig
PrintSideways
Mini Overhang Test
Breaks'n'Makes
Overhang Test
tomi3d
Bed Level Test
HYDRA-MFG
Bed Level Test
xx77Chris77xx
Basic Retraction test
Stefan_Alberts_