good in protection and isolation; three patterns, concertina,flat and welded razor wire mesh; familiar type,BTO10,12,20,CBT60. Product name: Razor Barbed Wire, also called Concertina Barbed Wire;Material: for the wire, there are hot dipped galvanized wire and stainless steel wire; for the sheet, there are hot dipped galvanized sheet and stainless steel sheet.Wire diameter: normally the wrapped ...