Double locking cylinders.
Opening door lock both sides with keys.
Bump resistant anti pick pins.
Unless it is keyed on both sides i.
Keyed entry door knobs have a lock and key mechanism on both sides for safety and security.
After turning the thumbturn or the key the mechanism pushes a latch that inserts into a hole in the door frame.
Entry can be gained by entering a numeric code on the programmable keypad without the need for a key.
Double cylinder deadbolts have a keyed cylinder on both sides.
They re used on front doors patio doors garage doors that go into your home or other exterior doors.
Open with a key you can open the lock from both sides with a key.
Entry door knobs keyed alike with deadbolts keyed on both side satin nickel finish entrance entry door locks set for front exterior doors combo set of 4 3 9 out of 5 stars 49 96 58 96.
5 levers the number of levers should be stamped on the faceplate of lock e g 5 lever.
Some have a button on the inside that you press to lock the door.
Installation is similar to other types of locks for doors.
Provide greater control over access to your home.
For use in combination with a door knob lever lock.
Lock fitted in door material the lock is fitted into the leading edge of the door not the surface of the door.
Electronic door locks use an electronic keypad instead of a key.
Wooden door you will have a wooden timber door.
That would be a dead lock or dead bolt.
A dead bolt deadbolt or dead lock is a locking mechanism distinct from a spring bolt lock because a deadbolt cannot be moved to the open position except by rotating the key.
Danger of double key locks.
The button unlocks when you turn the interior knob.
Door knobs communicating.
While latch is larger the safer is the pocket door lock.
Ball entry door knob keyed on both sides.
Usually the user can operate the locking mechanism using a thumbturn or a key.
Pocket door locks allow locking the door from one or both sides.
She had left the key in the double key deadbolt but investigation revealed that in her rush to escape the fire by turning the lock she had pinched the key causing it to move.