The skeleton key lock set contains one antique cabinet lock with key, keyhole cover, and mounting screws. Overall Size: 1" Wide x 1 3/4" High x 3/8" Thick; Backset: 1/2"; Bolt Throw: 3/8". Surface mount furniture locks require no mortising and need only to be screwed in from the back side of the wood cabinet door or drawer front.
eBay