2011HOT Aluminum lamp cup, LED lamp cup, aluminum products Aluminum extrusion Color&Size: All Customized OEM ... deburring, precision CNC machining, according to customers' drawings or samples.3).Materials: Stainless steel ,cold rolled steel ,spring steel ,aluminum ... DIN,BS,JISProcessPrecision CNC machiningTolerance:0.005mmSurface Roughness Ra0.4-3.2SoftwarePro/E, AutoCAD ,Solid work, UG,CAD,CAMAnnual ...