Stainless steel latch bolt, hardened latch construction Function: Entrance (ET) Privacy (BK) Passage (PS) Storeroom (ST) Classroom (CR) Dummy (DM) Large variety of finishes: US26D (626) satin chrome US26 (625) bright chrome US3 (605) polished brass US15A Antique Nickel Plated US10B (613) oil rubbed bronze US4 (606) satin brass