We can supply razor wire, in straight lines or crossed concertina coils, export to the USA, Singapore and other countries. Barbed Tape Concertina (BTC);Barbed Tape Obstacle (BTO) Standard materials are either galvanized or stainless steel. Standard packages products are shown in the tables above, special specifications available on request. As a leading manufacturer and self exporter, we hope to establish long, friendly business relations with you in future, with our full sincerity and confidences. We can communicate with instant messenger. my msn id is djydahai at hotmail my skype :jarydai