Safcon Security Seal manufactures Possibolt Barrier Security Seals. Safcon Security Seal is an ISO9001-2000 certified company. Safcon Security Seal also manufactures Packing Seals, Industrial Seals, Security Seals, Container Seals, Cable Seals, Bag Closures and Security Labels. Possibolt Barrier Security Seals are one piece seals with easy to push metal bolt hasp/ lock into the plastic body. The Possibolt Barrier Security Seals are used in rail, ship, road and air container sealing, truck sealing, ware house sealing and for cash in transit sealing. The Possibolt Barrier Security Seals has a solid bolt hasp that must be cut to remove the seal.