... surface:nickel. 3.weld nut standard: SO,DIN,AISI,JIS or as your reques Item NameWeld Nut Special FastenersBrand NameZhongguMaterialCarbon steel, ... stainless steel, zinc alloy, aluminumStandardDIN, ISO,DIN,JIS, BSW, ANSI or as ... T, Western Union Delivery Detail20~30daysPacking detailPlastic or poly bags ,then cartons and pallets.