... together with chain link fence, welded mesh fence, for defence of keysites. 2.Blade type: BTO-12 ,BTO-18BTO-22 Razor wire 1. galvanized ... type razor wire, Crossed type razor wire, Concertina coils razor wire. Packing: wrapped by waterproof paper first then in plastic, or directly in carton.General Use: Razor Barbed wire ...