The two most common are 5 1 2 and 6 from the centers of the two holes.
Lock hole in door.
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Most interior locksets have a 2 and 3 8 inch backset.
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When boring deadbolt locks in a door there are two standards for spacing between the bottom lock and the deadbolt.
Plug an old lock hole.
Using the 1.
Use to install door locks on wood and metal doors.
Clamp a piece of plywood to each side of the door lining up the center lines with the center line on the door edge.
Backsets and 1 3 8 in.
So you bought an old house and the person who lived in it before you thought they lived in a war zone and put 14 locks on the door.
The keyway is at 45 with the hook fully extended.
There are other combinations of spacing which are used on specialty locks however.
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To know where to drill this hole from the edge of the door you need to know the backset of the lockset.
This steel housing and hook has a round end faceplate with mounting holes at 4 5 8 in.
Drill a hole in the face of the door using the 2 1 8 inch hole saw starting from your mark on the inside.
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If you re installing a lockset in an existing door take out the old lockset and measure the backset the distance from the door edge to the center of the lockset hole.
The lock cylinder leaves a hole over 2 inches in diameter completely through the door and there s an additional hole through the door edge where the bolt used to reside.
It features two bi metal hole saws and a height alignment window for accuracy.
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.
Exterior locksets commonly have a 2 and 3 4 inch backset.
That s a lot of space to.
For use on wood and vinyl patio doors.
The lock features an adjustable hook projection.
The door itself is beautiful minus the 18 coats of what i am sure is lead paint and needs some tlc to be restored.
Measure 42 inches up from the bottom of the door on the inside and a distance from the door s edge equal to.
How to install a deadbolt on a steel door step 1.
Refer to this when you buy your new lockset to make sure the hardware is compatible.
Turn the door over remove the plywood disk from the hole saw and use the hole saw to drill through the other side of the door until the two holes meet.
The dewalt door lock installation kit helps you install door locks on wood and metal doors.
Lock spacingthe distance between two locks.