Concertina Wire,Razor Wire BTO-10,12,22,30.CBT-25,60,65 ... -980mm Weight per coil:4-14kg length:10-15meters Concertina Wire,Razor WireBTO-10,12,22,30.CBT-25,60, ... per coil:4-14kglength:10-15meters razor wire is also named razor barbed wire or concertina wire. It is a new type mesh ... and other barriers and protection, etc.Concertina wire is a type of barbed wire or razor wire that is formed in large coils ...