... column, Material:Q235 steel, shape of pole:round,conical,octagonal,square,mid hinged,polygonal light pole1.Q235,SS400,steel lighting column2 ... Q235 hot rolled steel Shape/style of pole Round, conical,square,tapered octagonal/hexagonal,Mid-hinged. Bracket Single or double ... mid-hinged pole: octagonal pole square pole Baseplate:( it is shape can be round or square,4 hole can be round or oval, triangle ...