support test with sphere shape for petg —

Founded support test with sphere shape for petg models & stl files for printing
Screw
JoanPuig
Octopus
Michael / Bischoff AG
Cali Catdog
Miner
Test Tube
HEXApd
TEST RETRACCION
The Maker 3dp
Kostky
Jaroslav Volák
Vejce
Jaroslav Volák