1) Lever Door Handle Lock Set 2) Zinc plated 3) With high precision 4) Professional manufacturer ... 5) With ISO9001 Lever Door Handle Lock Set 1.NameEnd Stile Lock 2.MaterialSteel, stainless steel, brass, etc ... .Machining processesMetal fabrication, machining, welding, forming, shaping, punching, etc.4.Surface treatment:zinc, chrome plate, nickle plate, e-coating , etc.5 ...