Detailed Product Description Door lockScope ofapplication: engineering, homes, hotels, office (1) Surfacetreatment: AB, AB, SS/B, SS/G, KB, SP, PVD.and so on(2) Raw materialsare high-quality zinc alloy material, to ensure the quality stability.(3) Zinc rodthrough the lathe precision machining, cutting, drilling, and production thread(4) Through themulti-channel polishing process, so that the ...