... , CBT65 Coil Diameter: From 450mm to 980mm outside diamer Material: High Carbo Model: BTO-12, BTO-15, BTO-22, BTO-30 ... , CBT65 Coil Diameter: From 450mm to 980mm outside diamer Material: High Carbon Steel, hot dipped galvanized Packing: Waterproof Paper inside and ... request Standard: BTO-22, CBT-65 Productivity: 400 Tons/Month razor barbed wire