... ,stainless steel No.:BTO-12,BTO-18,BTO-22 Diameter:450,500,600-900mm No.of loops:33,53 Razor Barbed Wire / Concertina razor ... steel wire, galvanized wire,annealed wire , iron wire .√Assortments :Razor Barbed Wire galvanized razor barbed wire welded razor barbed wire cross razor barbed wire single razor ...