STEEL ROD/STEEL BAR Material:JIS/SAE/DIN Use:standard part,fasteners,hardware,spring,mechanical manufacture and ... BARMaterial JIS: SUP9,SUP9A,SUP10,SUP7,SUP12,SUP12V,SUP6,SUP7. SAE: SAE9254,SAE5160,SAE9260,SAE6150. DIN: 55Cr3,51CrV4,52CrMoV4,55Si7,60Si7 ...