... forging parts, assembly service.Various Machining Materials:stainless steel, alloy steel,brass, bronze, copper, aluminum, plastic, or customer ... . Item NO. metal jigs and fixturesMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, solder alloy, HSS, tool ... parts:1, Material :Brass , bronze , copper , aluminium , alloy , stainless steel and so on;2, Usage: auto & motorcycle, ...