... shell. Keyless, single use bolt locks provide a high level of security and tamper-evidence. Steel, heavy-duty, high-security bolt ... , Air Cargo Containers, Tankers, Wagons, Doors, Hatches, and all kinds of ISO container, etc. Certificates : ISO9001:2000 ISO/PAS 17712:2010 ... :Laser print serial numbers and logos on lock body. Length of wire could be flexible according to customer's requirements. Third ...