... ,swaged connection. swaged machine made lighting columnmaterial: high quality Q235 hot rolled steelshape of pole:round,conical,octagonal,square, ... plastic paper or blanketstrong wind resitant ability Material:high quality Q235 hot rolled steelMounting Height:3-20m or according to ... :The length buried underground as per customers requirementGalvanizing:Hot dip galvanization with thickness of 80-100µm ...