... to install, difficult to destroy, etc. Razor Barbed WireMaterials : galvanized steel sheet, stainless steel ... straight razor wire, single coil concertina razor wire and crossed concertina coils.Features :razor barbed wire ... airport, prison, frontier defense, national defense, etc.Razor Blade SpecificationReference NumberBlade StyleThicknessWire DiaBarbLengthBarbWidthBarbspacingBTO-100.5±0.052. ...