Concertina Razor Barbed Wire Razor thickness:0.5mm-0.6mm Hot-dipped/Electro Galvanized ISO9001:2000 Concertina Razor Barbed Wire1.Materials:high quality low carbon steel wire,PVC wire,with the colour of blue,green,yellow etc.2.Weaving and characteristics:twisting and weaving.3.Uses:It is mainly used in the protection of garden apartment, Government agency, jail, sentry, frontier defense etc. ...