The brace is a u shaped steel hand tool that has a wood cap on one end and a bit chuck on the other.
How to install a mortise lock in a new door.
Please put a mark for keyholes strike plate and latch on the side of the door.
Fit the halves of the lock barrel through the holes in the mechanism and install the two mounting screws inside the door.
In the early days the pocket was cut out using a brace and bit.
Step 4 remove the striker plate from the door jamb.
The spindle or shaft of one doorknob fits through the lockset body into the doorknob on the other side.
Easy to follow instructional video on how to install a mortice lock in a timber door.
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 a bevel edge chisel and hammer to square the corners of the mortise if the faceplate has square corners.
To avoid any error you should mark the position where you want to install the lock on the door.
The correct positioning of the lock is crucial.
Fit the latch and faceplate into the door.
Trade expert michael demonstrates how to quickly fit a 5 lever security mortise 5 lever mortise lock and handles in this easy diy video by studhawk.
Usually the professionals measure up to 36 inches from the bottom where the lock they set.