OK, I went through Mike’s excellent guide to great prints. Payed off big time!
I make my first part tonight SHHHH don’t tell Mike, I was supposed to print something simple many, Many, MANY times, but I couldn’t help myself.
OK, well this is pretty simple. I make a calculation cube in SolidWorks that is 1x1x1" with four walls (DUH) of 0.040", 0.060", 0.100", and 0.125". With a 0.625" hole in the center floor.
Well see for yourself the results: