In this video, I see how you can change the overhangs that are possible without needing support material with some slicer settings changes.
Polymaker Website: http://bit.ly/2YJU0xA
3D Printing in Midair Video: https://www.youtube.com/watch?v=kWE8AzJY8qc
Makefast Workshop Blog: http://bit.ly/2ZzvUHj
Overhang Test STL: http://bit.ly/2Kkqued
My video on PLA support settings: https://www.youtube.com/watch?v=DZavbiV7IwQ
