machine nut fastener 1)Size:as per your drawings demand 2)Standard:non-standard 3) Material: copper or brass Detailed Product Descriptionmachine nut fastener 1)Material: copper, iron, aluminum, stainless steel,brass,ect2)We can make copper nuts in different size3)Finish: zinc, heat treatment, black, power coating, nickle, ect Company NameXiamen Xinhengfeng Industrial& Trading Co.,LtdItem ...