It features two bi metal hole saws and a height alignment window for accuracy.
Interior door handle hole size.
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.
This cross bore is where the latch is installed.
When boring deadbolt locks in a door there are two standards for spacing between the bottom lock and the deadbolt.
Cross or edge bore.
The small hole along the edge of the door frame usually measuring about 1 inch in diameter.
Fit into the door prep shown above.
It works for 2 3 8 in.
Lock spacing the distance between two locks.
You ll be using a 2 1 8 inch hole saw to drill the hole for the typical interior or exterior doorknob.
Bore a 2 1 8 inch hole through the door.
Most interior locksets have a 2 and 3 8 inch backset.
When replacing locks the latch backset needs to match the holes bored in the door.
The dewalt door lock installation kit helps you install door locks on wood and metal doors.
The point where the two lines intersect is the center of the hole.
Backsets and 1 3 8 in.
Through the edge of the door there is a 1 cross bore that extends from the edge of the door through the bore hole.
The latch will fit into the 1 inch hole.
Most interior doors are prepped with a single boor hole.
The two most common are 5 1 2 and 6 from the centers of the two holes.
The bore hole is the large diameter hole where the door knob is mounted.
Mark the line at 2 3 4 inches for an exterior door.
Choose the mark that corresponds to the door width.
The backset is the distance from the edge of the door to the center of the giant hole you drill in the face of the door.
The hole saw has a pilot bit that centers on the mark.
The standard sized bore hole is 2 1 8 in diameter.
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.
The center of this hole should be located 2 3 8 inches or 2 3 4 inches back from the edge of the door.
Note that the template offers two possibilities for the barrel hole one for a 1 3 8 inch door and one for a 1 3 4 inch door.
To know where to drill this hole from the edge of the door you need to know the backset of the lockset.