... aluminium or copper extrusion heatsinks: precison cutting, drilling,skiving,deburring,fine blanking, soldering/bonding,punching, stamping,milling, CNC machining, polishing 12 ... for the cooling of the computer accessories and parts,Used for the cooling of data automation devices ... , parts and accessories, Tianjin Skydow Metal Parts Co., Ltd.Tel:+86-22-2497- ...