Designed as extra security for exterior doors.
How to make a 2 way lock on a door.
Remove the two screws from the latch plate on the edge of the door and remove the latch from the opening.
Check all exterior doors.
Twist to lock deadbolt lock keyless twin lock keyed alike with 10keys lathe finish after 304 stainless steel casting front door lock single cylinder deadbolt and door knob with keyless locking design.
A secure entry starts with a solid door and a grade 1 or grade 2 deadbolt with a solid 1 in.
In some cases door latch plate mortises might need to be cut or enlarged.
For use in combination with a door knob lever lock.
Electronic door locks use an electronic keypad instead of a key.
Not being able to wait for shipping i improvised using a bit of kitchen hardware.
Any exterior door that only has a lock in the doorknob isn t secure.
Models are available with single and double cylinder functions.
A sturdy screwdriver or small pry bar can quickly bow the doorjamb enough to release the latch.
I needed to lock a toilet door from the inside the other day and there was no lock.
Lock a door without a lock.
Most external doors are pre drilled for deadbolts making installation easy.
Mark the center of the barrel hole on the edge of the door with an awl then mark center of the hole for the deadbolt on the face.
Long throw bolt see buying a deadbolt.