Barbed wire mainly used in protecting of grass boundary, railway, highway, wine ,prison .etc Barbed wire Wire Materials: Galvanized steel wire, PVC coated iron wire in blue, green, yellow and other colors. General Use: Barbed wire mainly used in protecting of grass boundary, railway, highway, wine ,prison .etc TypeWire Gauge (SWG)Barb Distance (cm)Barb Length (cm)Electric Galvanized Barbed Wire; ...