Willenhall m5d mk67 master keyed 5 lever dead lock
The wil lok willock m5d is the only lock we are aware of that is a 5 lever mortice dead lock that is master keyed only available in 25 inch case size and a brass finish an excellent choice of lock if you need to secure a host of doors with separate keys but you need a key that will access all locks in the master keyed group excellent value f