I know a polygon is not a circle but I was not sure how else to word it. Im trying to accomplish two things 1.Determine the correct diameter to use in order for make a welded chain circle be the perfect circumference to allow for an even number of links 2.Make a template to cutout another piece of s...

This is probably a total noob question but I cant seem to find anything when I search. Im working on plans for a lasercut box if I use this generator to make the finger joints http://www.makercase.com . I would like to import this into sketchup and than modify some of the fingerjoint but I cannot se...