galvanized barded iron wire and P.V.C coated iron wire Galvanized barbed iron wire Specifications: IOWA type. 2 strands, 4 points. Barbs'' distance 3-6 inches ( Tolerance +- 1/2" ) Uses: Galvanized barbed iron wire is suitable for industry, agriculture, animal husbandry, dwelling house, plantation or fencing. Packing: in coils.