Concertina Wire,Razor Wire BTO-10,12,22,30.CBT-25,60,65 loop diameter:450-980mm Weight per coil:4-14kg length:10-15meters Concertina Wire,Razor WireBTO-10,12,22,30.CBT-25,60,65loop diameter:450-980mmWeight per coil:4-14kglength:10-15meters razor wire is also named razor barbed wire or concertina wire. It is a new type mesh fence which is made by hopdip galvanized steel plate or stainless steel ...