All, Hopefully somebody will be provide me with some advice with an issue I have. I'm in the process of replacing all of the electric double gang plug sockets with new ones which are flat plates. Unfortunately when fitting them, due to the wiring etc that sits in the electric back box, the faceplate petrudes by a few milimetres. My solution therefore is to remove the front plate, remove the back box, and grind/sand the baton that it's attached to behind to gain an extra few milimetres, to make the back box sit deeper into the wall. The issue I have is with the method to grind/sand the wooden b