... ,anodized,powder coated Cut,punch,drill ISO9001,SGS,ROHS large aluminum heat sink 1. Material: 6063,6061,6060,6005 or other2. Temper: T5 ... ,drilling,milling,bending,welding,CNC etc.6. Various in styles and sizes: A). Aluminum alloy bars: ranging from 1000 series to 7000 ...