This gadget fits most standard mortice/rim locks, simply insert the device into the keyhole, turn and remove the key, the Block is left in the keyway preventing keys entering the lock (even ones that will work)
Use them When :-
You think unauthorised keys are in use.
dual key operation is required (two people needed to open a door)
Keys are lost and you cant get the lock changes immediatley
Supplied with 2 keys
For doors up to 2" thick
Product Code: K5
