1.offer a variety of materials, types, standards and grades of nuts for your choice 2.DIN 934, BS1083, ISO4032,IFI D-5, etc Stainless Steel Hex Nut Materials that we can produce:Carbon Steel, Stainless Steel, Copper and Alloy SteelStandards & Grades of Hex Nut that we can produce: Hex NutDINDIN934 DIN555BSBS1083 BS1768 BS1769 BS916ISOISO4032 ISO4033 ISO4034Other standardsAS1112 B1181 JIS ...