Covering the holes on the rear of the Medusa motors...what to use?

[Gee]

That a good idea to. I have a problem cutting circles correctly unless I have a jig of some sore. Using the drill to get the shape might improve that for me.

[bruce750i]

I used it to fix or balance cheap Helli blades. And sometimes when I'm in a pinch photo tachometer paper.

[Sammus]

Yeah they are good. It's one of those things that seem to be randomly on some sort of sale, they might go down again :)