... 8-17HW 3.Different surface treatment Aluminum heat sink and radiators1.Aluminum Heat sink 2.With high ... 3.Different surface treatment 4.ISO9001,ISO14000 certification.Aluminum heat sink use way:heat dissipation. 1. ... milling, turning, drilling, tapping, stamping and anodizing, CNC, etc.Remark:The dimensions can be modified according to ... ,mail us for further informations. aluminum cnc machining parts