Choose the mark that corresponds to the door width.
Size of door handle hole.
The latch will fit into the 1 inch hole.
The placement of the cross bore hole is important for the doorknob to operate properly.
This cross bore is where the latch is installed.
There are a few exceptions and we ll discuss those here in a bit but there are no.
The bore hole is the large diameter hole where the door knob is mounted.
It works for 2 3 8 in.
This is the backset dimension bore a 1 inch hole in the edge of the door located on the centerline of the 2 1 8 inch hole.
After drilling the 2 1 8 inch bore hole center the 1 inch cross bore hole to penetrate through the edge of the door perpendicular into the larger hole.
Actually while there are deadbolts available that are made specifically for the smaller bore today s knob and lever sets are for the most part made to fit the standard 2 1 8 door preparation.
Backsets and 1 3 8 in.
Fit into the door prep shown above.
The larger 2 and 1 8 inch hole is drilled first.
The standard sized bore hole is 2 1 8 in diameter.
The dewalt door lock installation kit helps you install door locks on wood and metal doors.
Use a jig or template to get it straight.
In most cases the door set which is inside of the door and controls the door latch.
Cabinet hardware jig template for handles and knobs on door and drawer punch locator drill guide wood drilling doweling aluminum metal hole jig kit with storage bag 4 0 out of 5 stars 2 17 59 17.
Tape the template to the door and mark the centers of the lockset and barrel hole by making an indentation with the tip of a spade bit.
Measure from the center of the door knob hole to the edge of the doorway to find the size of the door set.
Most interior doors are prepped with a single boor hole.
A common request we get around our shop is for door knobs or levers made for the small 1 1 2 or 1 5 8 bore hole.
Through the edge of the door there is a 1 cross bore that extends from the edge of the door through the bore hole.
It features two bi metal hole saws and a height alignment window for accuracy.
Bore a 2 1 8 inch hole through the door.
To know where to drill this hole from the edge of the door you need to know the backset of the lockset.
Without this pilot bit the hole saw would wander across the face of the door as you start to drill the giant hole.