... 3)OEM Mould design,qucik sample Exit Sign, Cast Aluminum - Single or Double Sided - Self Testing- AC w/Battery Backup Specification:Material: Alluminum ... , T6, H12Shape:Rectangle Shell/ Case/ HousingSize: Flexible SizeSurface Treatment: Anodized, Power Coating, Sandblasting, Polishing, Grinding, Painting, Screen printing, Tumbling , Electroplating, Fabrication ...