... Our factory products high quality concertina razor barbed wire ,razor barbed wire, razor wire, is made of iron wire and iron sheet.The reference ... BTO-22 BTO-30 BTO-60 BTO-65.It is a long lasting and very effective barrier technology, known and ... 10, 12, 18, 22, 28, 30, CBT 60, 65 etc. Razor Blade Specification ReferenceNumberBlade StyleThicknessWire DiaBarb LengthBarb WidthBarb spacingBTO-10 0.5 ...