Mid Hinged Pole Material:Q235 steel Shape:round octagonal polygonal square Mid Hinged Pole material: high quality Q235 hot rolled steelshape ... of pole:round,conical,octagonal,square,mid hinged,polygonalfinishing:hot dip galvanized steel,anti rust primer marine paint or powder ... of pole:Round,conical,octagonal,square,mid hinged,polygonal shafts are made of steel sheet that folded into required shape ...