... product Used in defending of farm land, sport ground, and used together with concertina razor wire. Usually barbed wire ... barbed wire: Coated color: green, blue, yellow, saffron, gray, and more Strength tension: 450 to 500N/mm² Packing: 25kg/coil ... for not only military,prison, and national security applications, but also for cottage and society fence, and other private building galvanized pvc coated ...