... by aluminum6061 or other 3)MOQ : Negotiable. Detailed Product Description Heavy Duty Torch Light Cell Phone 1)Material: copper, iron, aluminum, stainless ... steel,brass,ect 2)We can make copper nuts in different size 3)Finish: zinc, heat treatment, black, power ... advantages: ◊we own a fastener factory in xiamen ◊more than 8 years' export experience in various fasteners ◊The best after-sales ...