The flat wrap razor wire is made of common razor wire, the most common barb type is BTO-22 and BTO-10, it is used together with the fence, or on top of brick wall. If there is razor wire coil on top of the chain link fence, welded mesh fence, or high security fence, then on top of the gate, it should be razor wire flat wrap.Features: •Easy and quickly installation•Low cost than the fence that with post•More security than barbed wireTechnical:General type Razor blade typeBTO-12, BTO-15, BTO-22, BTO-30, CBT-25, CBT-60, CBT-65 Blade thickness:0.5±0.05mm, 0.6±0.05mmWire dia.:2.5±0.1mmBarb length:12±1, 15±1, 22±1, 30±1, 25±1, 60±1, 65±1Barb width:15±1, 16±1, 18±1, 21±1, 32±1Barb spacing:26±1, 33±1, 34±1, 45±1, 40±1, 100±2USE Type C - Flat wrap Outside dia.:600, 750, 900mmBlade type:BTO-12,22Length per roll:10m, 15mAccessories:•No Packing:Razor flat wrap: in rolls and then wrapped with woven bags