... Aluminum Fastener,Non standard 1.ISO,ANSI,CE,DIN,BS& non-standard fastener supply 2.ROHS is capable 3.Grade ... :4.8 ,6.8,8.8.... Aluminum Fastener,Non standard Fasteners,Aluminum Fasteners. ... MaterialCarbon steel,Stainless steel,Alloy steel,Copper,Aluminum are available.Carton steel is high quality ... copper,such as H62,H65,H68...Aluminum is good Aluminum.Meanwhile,we can use other materials ...