... ,22,CBT-60,65. Coil dia:450-960mm Pack:By concertina razor barbed wire Hot dipped Galvanized or Stainless steel BTO-22,CBT-65 ... -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,CBT-65,BTO-12, CBT-60High ... 2.5 +/- 0.1 65 +/- 2 21 +/- 1 100 +/- 1 concertina razor barbed wire: