... aluminum extrusion heatsink for cooling Finish:anodize MOQ:1000 pcs ISO 9001:2008 Prompt delivery best price Aluminum cooling ... machining part, grinding parts, wire cutting, polishing, heat treatment, surface treatment complying with customers' drawings. Precision ... /Shipment Terms/Lead time):TypePrecision CNC machining partMaterials:Aluminum alloy, stainless steel , brassMaterial GradeGB,ASTM,AISI ...