How To Drill A Door For A Mortise Lock

Step 11 install the strike plate photo by david carmack.

How to drill a door for a mortise lock.

That s what this video is here for. You want to drill part way into one side of the door stop and then start to drill from the other side. Square up the sides of the mortise with a chisel if necessary. Mark the area around the strike plate that you want to install flush with the wood.

Transfer the positions of the top and bottom of the mortise lock body to the edge of the door. This lock can certainly be picked but what if you don t know how or you don t have anything on hand that can serve as a good lock pick. The brace is a u shaped steel hand tool that has a wood cap on one end and a bit chuck on the other. Make a series of.

Use a 7 8 inch spade bit to drill two partially overlapping 5 8 inch deep holes centered above and below the midpoint inset. Drill the holes for the spindle and keyhole make the spindle hole at least as big as the spindle boss of the lock for the keyhole drill the top hole and cut out the shape using a thin pad saw. Create the mortise using a router attachment remove the wood between the pencil lines drawn on the door edge to create a mortise for the faceplate. Use the 10mm chisel to square the hole up cutting at the top and bottom first.

It will show you how you can drill out the stump of a mortice lock allowing you to get past the lock entirely. In the early days the pocket was cut out using a brace and bit. Remove the keep and drill a 16mm hole about 10mm deep. Trace the outline of the area.

Use the chisel to deepen the outline marks. It is not a difficult procedure and all you really need is a power drill with the appropriate bits and maybe. Hold the strike plate over the mortise and score its outline with a utility knife. With the large hole cut it s now time to drill the small 1 inch hole in the edge of the door.

Push the keep on and mark a pencil line all the way round the hole inside for the latch. This ensures you don t splinter the wood on the face of the door as you blast through drilling from just one side. Use a bevel edge chisel and hammer to square the corners of the mortise if the faceplate has square corners. How to cut a mortise for a deadbolt lock.

Carefully remove the timber inside the lines using the same technique as for the door latch.