Customizable Coaster (Ringed, Stackable)

Stackable coaster with sweat channels. First attempt.

**You can customize:**
- **Height** - _overall height of the coaster not counting stacker nubs._
- **Radius** - _overall radius of the coaster._
- **Base_Chamfer_Height** - _Chamfer height_
- **Ring_Count** - _number of rings on the top and bottom_
- **Lip_Width** - _Outer lip width._
- **Lip_Height** - _Outer lip height._
- **Stacker_Nub_Sides** - _Number of faces/sides on each nub._
- **Stacker_Nub_Count** - _Number of nubs distributed around the perimeter._