... MOQ:1000 pcs ISO 9001:2008 Prompt delivery best price Aluminum cooling fin ,CPU heatsink ,radiator, CNC machining , CNC ... .3).Materials: Stainless steel ,cold rolled steel ,spring steel ,aluminum alloy, brass, bronze, copper, plastic ,POM, ABS , according ... Terms/Shipment Terms/Lead time):TypePrecision CNC machining partMaterials:Aluminum alloy, stainless steel , brassMaterial GradeGB,ASTM,AISI,DIN,BS ...