Razor Wire Besince design and produce barbed tape, razor wire, concertina coil and razor wire coil for fencing and security application. It contains single coil,cross type,straight type and so on. barbed tape has been widely used by many countries in military field, prisons, detention houses, government buildings and other national security facilities. Recently years, barbed tape has apparently become the most popular high-class fencing wire for not only military and national security applications, but also for cottage and society fence, and other private buildings. Material: Galvanized, Stainless Steel Specifications: BTO-12, BTO-18, BTO-22, BTO-30, CBT-60, CBT-65