... to erect by an unskilled person. Wire Materials: Galvanized steel wire, PVC coated iron wire in blue, green, yellow and other ... IOWA type, reverse twist type,2 strands7.Uses: Barbed wire mainly serves in protecting of grass boundary, railway, highway, ... etc.8. Wire Gauge:10 x 12#,12x 12#,12# x 14#,14 ... #,14x 16#,16 x 16#,16 x 18# Hebei PVC Coated Barbed Wire