... Threaded rod 1.standard:DIN,ANSI,BAW,GB 2.material:carbon,steel,stainless,steel 3.size:M3-M56,1M-4M 4.surface:zinc,plate threaded ... rodWe can offer all kinds of threaded rods.Material:low canbon steel, mild ... treatment:plain,white zinc plated, blue-white zinc plated, yellow zinc plated, hot dipped galvanization, black threaded rod