Metal threaded rod 1.High quality raw material 2.Different size can be selected 3.Fast delivery time Threaded rod Specification:1.Standard:DIN976 2 ... .Class:Grade4.8,5.8,8.8 ,10.9,12.9 3.Surface: Plain ... .Standard:DIN9762.Class: Grade4.8,5.8,8.8 ,10.9,12.9,B73.Surface Treatment: Zinc Plated (CR3, CR6), Galvanized, Plain ...