... )dacromet 2.ISO4017 (C)BS (D)ANSI/ASME 1)product name: bolt2)standard :DIN,BS, ANSI, ISO, GB3)size:m6-m30,1 ... , plain,H.D.G7) material :Carbon Steel,swrch35k,45#8)thread;BSW,BSF,UNC,UNF etc.9)certifications: ISO9001:2000, the Seventh of ... Fasteners Co., Ltd. was established in 1999.It is a large enterprise specializing in manufacture,R&D, and marketing hex bolts ...