1.jig and fixture design for sand casting products; 2.ISO9001 certified; 3.CMM to guarantee ... 4.OEM service Item NO. jig and fixture design for sand casting productsMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, ... stamping parts, casting and forging parts, assembly service.Various Machining Materials:stainless steel, alloy steel,brass, bronze, copper, aluminum, plastic, ...