... heat sink,die casted heat sink.2.Material can be: aluminium, copper ,copper and aluminium conbined3.Size:according to customized4.Quality assurance5. Used for :CPU ... , LED, VGA, Amplifier, Power Supply and industrial equipment6. High performance of heat tranfer.7.OEM/ ... ODM is welcome, kindly please send us drawings or samples, we will give you competitive price ...