... polished Technical data NameStainless Steel 304 Grade lever handle H10203MaterialStainless Steel 304Code NameH10203FinishSatin;PolishedPacking20pcs/Carton,Carton ... have researched and developped several series of mortise locks for wooden doors, metallic doors and fireproof ... locks, dead bolt locks, night latch locks, bathroom locks and emergency escape function locks, passage and anti-theft locks,etc ...