Keys, locks, hooks, deadlocks, door locks, mortise locks, latches, deadlatches, mortise deadlatches, latch and key-operated deadlocks, cremone sets comprised of a key-operated deadlock, deadbolt, head and foot bolts and metal case and cover for three-point or five-point deadlocking of single or paired doors, all made of metal; door hardware, namely, door pulls, hinges, cover plates, bolts, head and foot bolts, track sets, locking tongues, escutcheons for use with locks, cylinder shields, all made of metal; non-electric switches, namely, slides for indicating that a lock bolt is in the locked or unlocked position, gate locks, all made of metal; sliding door locking devices comprised of a metal housing and cover, vertical lock column, door hanger, door guide, mechanical control cabinet, all made of metal and being for use in prisons, jails, detention centers and other high security facilities; mountings for locks, all of metal; metal housings and holders for all the aforesaid goods; replacement and structural parts for all of the aforementioned goods