name: MR16 heat sinks for 1*3w process: After extrusion,we used CNC ... treatment to process the surface. Production Detailed DescriptionProduct Name:Aluminum Heat SinkMaterial:AL6063Finished:Mill finished, Polished, Sand blasting, Anodized, Powder coated ... the total quality management,to supply the high quality customized heat sinks for you.Product inspection instruments:2-D measurer, callipers ...