... . 2) Small order is acceptable. ProductHinge Pin Materialsteel, stainless steel, Invar, carbon steel, free cutting steel, aluminum, brass, copper, alloy, REMKO ... etcBrass - C3600 ~ C3604Copper - ASTM C12200, C36000, C37700Titanium - 6AL-4VSpecial material - INVAR, REMKO BZinc Alloy Steel Iron Finish we can provide:Anodize ...