If you find a 3D object that would make a good rotary carve in a format other than STL, import into Blender then export it as STL. STL is a must have for rotary carving.
Clint
Great shop setup just don't build that sailboat in the basement and have to cut out a wall to get it out.
One day soon within the next few years I plan on expanding outside my 10x10 space. lol