How to connect edges of a circle to another circle to form a curved surface?

[Geo]

Hi @tomed21

Have a look at this recent reply to a similar question…

Explain how to draw a groove inside a circle. Like the inside of a tyre

Hi Brett, You can use SketchUp’s Follow Me tool to lathe a complex closed form aka a solid of revolution. Here’s a video tutorial explaining how to lathe shapes with the Follow Me tool: