2011HOT Aluminum lamp cup, LED lamp cup, aluminum products Aluminum extrusion Color&Size: All Customized OEM & ... other machining part, grinding parts, wire cutting, polishing, heat treatment, surface treatment complying with customers' drawings. Precision CNC ... Terms/Shipment Terms/Lead time):TypePrecision CNC machining partMaterials:Aluminum alloy, stainless steel , brassMaterial GradeGB,ASTM,AISI,DIN ...