support test with sphere shape for petg —

Founded support test with sphere shape for petg models & stl files for printing
Retraction Test
Marteinn - 3DP Iceland
Stringing test
GlenWaelbers
Clearance Tolerance Test
Breaks'n'Makes
Retracton Test
thenerdyreview
Bed Level Test
HYDRA-MFG
12 Geometric Shapes
ronaldfines