High Security Seals Unique serial numbers -Anti-Spin features provide security to prevent tampering - unauthorized entry -Brand Yellow 8 mm metal shaft diameter thickness, hexagon-lock type in vitro -Conjoined-structure, male/female buckle height is 87mm / 34mm base-diameter is 21.5mm Locked length is -94mm for comfortable access to Bolt-Cutters -Long length provides cleared access to cut bolt seal -Meets C-TPAT - ISO/PAS 17712:2013 Requirements for