1 ISO9001:2008 and ROSHcertificate 2 CIF price 0.001-1 usd 3 Custom ... , 6.8, 8.8, 10.9, 12.93). Material:stainless steel, carbon steel4). Treatment:Plain, hot dip galvanizing, Phosphated, Zinc, Nickel, Dacromet ... .2.2 and so on6). Package:small boxes, plastic bags, Bulk in Cartons, Pallet7). Sample:free sample with high quality bolt and nuts