Razor Coil Fencing Single coil razor wire is made with stainless steel sheet and wire AISI 304 or good quality carbon steel sheets. Single coil razor wire in stainless steel offers longer service life compared with other materials, and much better property of corrosion resistance. This kind of razor wire is supplied in straight ribbons or single coil concertina forms. Single coil razor wire is available with a variety of blade styles: BT-10, BT-12, BT-18, BT-22, BT-28, BT-30, BT-60 CBT-65, etc. The blade length, spacing and width can be produced according to your specific requirements. Razor Blade Specification: 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. Notes: Standard products are shown in the tables above, special specifications available on request. Standard materials are either galvanized or stainless steel.