What is the best tool for cutting a wallplate, please see details?

3 spots on blank plate. Need to cut opening for Electric Outlet, Light Switch, and Timer. Timer is round and is the whole reason why I bought a blank plate. Could not locate a ready made plate for this situation. I have many tools and was thinking about using a Dremel? Any suggestions? Also what would be... show more 3 spots on blank plate.
Need to cut opening for Electric Outlet, Light Switch, and Timer.

Timer is round and is the whole reason why I bought a blank plate. Could not locate a ready made plate for this situation.

I have many tools and was thinking about using a Dremel? Any suggestions?

Also what would be the best way to create a template for the cuts?

Thanks!
3 answers 3