1.PIPE FITTINGS 2.INVESTMENT CASTING 3.CNC machining 4.rich export experience 5.ALL UP TO YOUR DRAWINGS Dalian Wills Machine Co., Ltdwe are a foundry, and we provide:1.OEM casting part2.CNC machining3.material : zinc,zinc alloy,iron,grey iron,stainless steel,carbon steel,aluminum, brass,etc.4.working process:sand casting,investment casting, die casting, forging,stamping,etc.5.rich export ...