... Material:Low-carbon steel,Galvanized wire,Stainless Steel Factory Sale Concertina Razor Wire Material:Galvanized Iron wire,Stainless Steel wire,low-carbon ... ,painted,etcBarb gauge:1.4-2.88mm Specification:Barbed Tape Concertina (BTC);Barbed Tape Obstacle (BTO) Standard materials are either galvanized ... type 960mm 52 9M BTO-10.15.22 Cross type Concertina Razor Wire(factory)