sparkywig said:Use your door cards as a guide to where the holes need to be drilled.
If you can place a piece of wood behind where you going to drill, it stops you denting the outer skin.
....if not vacuumed out of the door shell, the little filings will start to rust as well, and it all starts again..! :evil:james_stan said:Once you've drilled the new holes be careful of the swarf on the hidden side.