CAD Puzzles & Riddles

Created by FredSWUG on 27 March, 2019

For general notes and rules : Please see the next post.

I hope this qualifies good enough to be a "puzzle".

Found this on a design optimization blog. looked intriguing. tried my hand at this and ended up with 5 features. Let us see what you guys can come up with.

Dimensions not important. I used a 100 x 100 x 60mm block with 2 mm radius.