Drum for Rock or Media Tumbler

This is a customizable drum with built in agitators for a media tumbler (rock tumbler). I made this for my Affordable Rock Tumbler Build, but I wanted it to be customizable so I can adjust the size without changing all the variables and sizes for every little piece. I guess they call it parametric? I don't know. I call it simple.

The DrumSize vector is the height (DrumSize[0]) and the width radius (DrumSize[1]) of the drum. So if you want your drum to be 100mmx100mm then you need to set the v