Jagged cooling fin radiator aluminum heatsink 1.cnc machining experts 2.tolerance+-0.005mm 3.on time delivery 4.ISO9001:2008 Cooling fin radiator aluminum heatsink Product Typecooling fin radiator aluminum heatsinkMaterialAluminum alloyMachining methodTurning, Milling, Drilling, threading etc.Surface finishPolishing, and Chrome plating, zinc plating, blackening, Nickel plating, Electrophoresis, ...