... cup, LED lamp cup, aluminum products Aluminum extrusion Color&Size: All Customized OEM &ODM are welcome ... samples.3).Materials: Stainless steel ,cold rolled steel ,spring steel ,aluminum alloy, brass, bronze, copper, plastic ,POM, ABS , according ... (Payment Terms/Shipment Terms/Lead time):TypePrecision CNC machining partMaterials:Aluminum alloy, stainless steel , brassMaterial GradeGB,ASTM,AISI,DIN,BS ...