... )LED Light Heat Sink Aluminum HeatsinkWelcome customizing aluminum extrusion part/heatsink 1)Material:aluminum/aluminum alloy 2)Surface treatment:Sand spray ... , 7x seriesTemper: O, T1, T4, T5, T6, H12Shape: Sunflower shape/ Round ShapeSize: Flexible SizeSurface Treatment: Anodized, Power Coating, Sandblasting, Polishing, Grinding ...