I just bought this tool to fix a protruding interior door. I took the door off, removed the hinges, cut the door about 3/32" off and reinstalled the hinges. It worked like clockwork. I tested it on a 2x4 piece first to get a feel for it, and haven't even read the instructions, although I did watch a video review showing how to use it.The depth setting is accurate, the included cutter works well and gives a nice clean cut, and the jig overall is strong enough for mine Purposes Once the jig is in