... Wire One barbed wire twist type is double twist. Double twist barbed wire has two line wires ... than single twist barbed wire with the high tension.Double twist barbed wire materials: hot-dipped galvanized wire, ... wire, PVC coated wire, steel wire and so on.Double twist barbed wire specifications:Barb spacing: 3" - 6 ... District,Wire Mesh World,Anping,Hebei,China Double Twist Barbed Wire (DIRECT FACTORY)