razor barbed wire mesh: barbed tape concertina (btc);barbed tape obstacle (bto) standard materials are either galvanized or stainless steel. razor wire mesh fence: welded razor mesh fence is a new form of razor barbed wire mesh for security ,it with practicality blade and the feature looks very beautiful. it can be used for guard net of fence, doors,windows and also can be used in military.the specification can be designed as the customers' need. welcome to contact us!