... # (G)dacromet 2.ISO4017 (C)BS (D)ANSI/ASME galvanized hex bolt1)product name: bolt2)standard :DIN,BS, ANSI, ISO, GB ... , black, plain,H.D.G7) material :Carbon Steel,swrch35k,45k8)thread;BSW,BSF,UNC,UNF etc.9)certifications: ISO9001:2000, the ... option13)delivery lead time: 30days high quality and best price hex bolt