... .Precision CNC machining Aluminum Extrusion LED heat sinkWe ODM&OEM LED Heat Sinks.Precision CNC machining ... extrusion machining, Heat Sink Customized designApplication: LED heat sinks, LED lamp, LED lightingMaterial available: Aluminum 6061,6063,6005 ... coating,according to customers' requirements.Surface treatments:shot blasting,electrical galvanizing,chemical galvanizing,hot dipped galvanizing ...