universal stopper

A somewhat simple stopper (bung, cork, plug, stopple &c.) for bottles and the like.
Set it to the size you need.

This has two extra options apart from the standard circular plug:
* With a notch that fits a string or rubber band to hold the plug in place
* Scaling the plug in one direction to get an elliptical shape


The filleting at the edge between flange and stopper proper makes the definition of the diameter a bit ambiguous. Maybe you want to do a test print of just the bit above an