1.security barrier 2.surface treatment: galvanized 3.Coil dia:2.5+/-0.1mm 4.Thickness:0.5+/-0.05mm 5.Blade length:10,12mm security barrier razor fence.1. surfacement treatment: galvanized2. Blade thickness:0.5+/-0.05mm3. Coil diameter:2.5+/-0.1mm4. Blade length:10mm,15mm,12mm,18mm,22mm or others5. Outdiameter:450mm,500mm,760mm,900mm or so.with or without clips.6. Features:strong,durable,sharp and ...