Razor Barbed Wire Mesh 1.material:galvanized wire and steel plate 2.type ... :BTO-22,BTO-30,BTO-60 3.used in prison 4.factory Razor Barbed ... , construction of convenient features, sharp knife type barbed wire buckle mounted into a snake belly-like, both ... . Played a good role of intimidation.Razor barbed wire is divided into spiral, straight, spiral cross ...