we produces and supplies galvanized iron wire, annealed iron wire, tie wire, cut wire, U type wire, barbed iron wire, loop tie wire and so on. Barbed Wire Specifications: IOWA type. 2 strands, 4 points. Barbs' distance 3-6 inches (Tolerance +- 1/2" ) Barbed Wire Application: Galvanized barbed iron wire is suitable for industry, agriculture, animal husbandry, dwelling house, plantation or fencing. Packing of barbed wire: in coils.