... and economic cost Barbed Tape Concertina Wireconcertina Razor WireSpecification of razor wire:Concertina Barbed Tape(CBT); Bared Tape Obstacle(BTO)Standard Materials is either ... 0.5±0.052.5±0.118±115±133±1BTO-22 0.5±0.052.5±0.122±115±134±1BTO ... -10M (5Clips)BTO-10,12,18,22,28,30Cross Type700mm5610-12M (5Clips)BTO-10,12,18,22,28,30Cross Type800mm5611-13M (5Clips)BTO-10,12 ...