Razor barbed wire 1.CBT60,65,BTO10,18,22,28 etc 2.ISO9001:2000 3.Manufactory 4. ... of iron wire and iron sheet.The reference number:BTO-12 BTO-15 BTO-22 BTO-30 BTO-60 BTO- ... Material : Galvanized or stainless steel etc.Barb types: BTO-10, 12, 18, 22, 28, 30, CBT 60, 65 etc. Razor Blade ... 0.5±0.052.5±0.110±113±126±1BTO-12 0.5±0.052.5±0.112±115±126± ... 1BTO-18 0.5±0.052.5±0.118±115±133± ...