concertina razor barbed wire: Material:stainless steel,galvanized. Model:BTO-10,12,22,CBT-60,65. Coil dia:450-960mm Pack:By concertina razor barbed wire Hot ... dipped Galvanized or Stainless steel BTO-22,CBT-65,BTO-12 Hight Tencile Strength Dia.450,500,700,960mm core wire closedRazor Barbed Wire:Razor Wire,Razor barbed wire,Concertina wire,Razor Wire Mesh,BTO-22 ...