Electro galvanized steel strand, 1x7, 2.0mm to 4.0mm, for light messenger and tensioning work where a clean bright finish counts. Electro galvanizing and hot dip galvanizing are different processes with different results, and confusing them causes most of the complaints we hear about thin coatings. Electro plating deposits a thin, very uniform zinc layer that leaves a bright surface and does not change the wire diameter appreciably. Hot dip gives a much thicker coating but a