investment casting 1.CNC OEM 2.High Conductivity 3.Prompt delivery and small order ... or according to customer's request process casting,die-casting,CNC lathe works , turning ,finish machining Major product precision machined copper(aluminium ... as copper,brass,aluminium & aluminum alloy, brass, etc.2.Process:CNC lathe works , turning ,finish machining.3.Major product:precision machined copper ...