High security locking cylinders into existing antique door locks to enable the use of a high security key system. Whether you need a lock rebuilt or an antique key hand-made to suit, we can help. Secure your desk or drawers in style with our antique locks and keys. Replace old or broken cabinet locks, lost clock keys or update worn furniture drawers with new keyhole escutcheons. Antique Lock is a locking system that helps prevent home invasions and door kick-ins by securing your door, door frame, and door jamb.