... 3-6 inches free samples concertina barbed wireWe supplies galvanized barbed iron wire with 2 strands, 4 points ... (Tolerance +/- 1/2”). USES: Galvanized Barbed Iron Wire offered by us is suitable for industry, agriculture, ... plantation, fencing, protection and isolation of railway, high way etc. TypeWire Gauge(SWG)Barb Distance (cm) ... length are available at customers' requests. concertina barbed wire