... ISO9001:2008 3.High precision Detailed Description Product name Aluminum led street light accessoriesMachining typeCNC Turning, Milling, Drilling, ... threading, stampling, punching etc.Surface FinishPolishing, and aluminum plating, zinc plating, Sandblast, Electrophoresis, Anodization,Hard Anodizing,Electropolished ... asap. Long-term large supply die casting aluminum lighting accessories