Wire Materials: Galvanized steel wire, PVC coated iron wire in blue, green, yellow and other colors. General Use: Barbed wire mainly serves in protecting of grass boundary, railway, highway, etc. Specification: 12#?4#?inch to 6inch 14#?4#?inch to 6inch 16#?6#?inch to 6inch Barb Space: 5 to 20cm Razor Wire Specification: BTO-10 12 18 22 CBT-65 razor wire is divided into concertina, straight line and crossed concertina coils. Razor wire is a new type of security fences enjoying nice appearance, economic cost, good security and easy installation. Razor wire is mainly used as safety and security fences in mines, enterprises, gardens, residences, national defence, jails and military facilities.