We are specialized in all various kinds of casting parts, die casting, sand casting, investment casting, iron casting, etc. We are specialized in all various kinds of mechanical components, prcasting parts:1). Material: carbon steel, alloy steel, stainless steel, aluminum, iron, etc.2). Finish: black oxide, zinc/nickel/chrome plating, power coating, passivate, oiled to prevent rust, and so on.3). ...