So I did as you said, the print preview looks ok, or at least I don't see anything wrong: https://www.dropbox.com/s/b9xh9jka4ihfyho/2018-05-23%2007.07.13%20pm.png?dl=0 But when I print it, it ends up looking pretty much like before with the plastic printed more like a octagon (actually it has someth...