... Heat Sink 2. Finish: Clear Anodizing / Mill 3. AL6063-T5 Custom made CPU fanless heatsink by extrusion process Company Profile:1. With ... Steel, stainless steel, aluminum, zinc, copper, brass, plastic etcMachining process:CNC machining, milling, turning, drilling, planning, welding, laser ... Unigraphics, Auto CAD (IGS, STP, STL and X-T) Custom made CPU fanless heatsink by extrusion process