threaded rods DIN975 DIN976 size:M3-M56 Lenght:1000-4000mm Grade: ... .9,GR.B7 Surface: Plain, Black, Zinc Cr+3,Yel threaded rods1)Standard: DIN 975, DIN 976A, B7, UNC ROD, BSW ... .Packing: BULK IN BUNDLES / PALLET OR ACCORDING CUSTOMER'S REQUIREMENT threaded rods