aluminium heat sink 2.Nice surface treatment; 3.100% good products; 4.Delivery on time; Precision ... and Africa market. 1. Fully Machining Services: Extrusion heat sink,Precision parts, CNC machining parts , CNC milling parts, CNC ... , Bronze , Copper, Aluminum,Carbon steel or customer specified material. 3.Finishing Treatment:Anodizing, Electroplating, Sand Blasting ,Polishing, Powder Coating, Blacken ...