1.barbed razor wire 2.carbon steel wire, stainless steel, 3. BTO-12. ... 7061092Phone:0086-18703382143 Concertina Barbed Wire Razor Tape Product DescriptionMaterials: galvanized carbon steel wire, stainless steel, high carbon steel wire. Blade Type: BTO ... -12, BTO-15, BTO-22, BTO-30, BTO-60, BTO-65. Processing: Twisted; galvanized Features: Strong & beautiful Application: Barbed wire ...