Squire WS75S Stronghold Container Block Lock 80mm Keyed AlikeThe Squire WS75S Stronghold Container Block Lock is a high security container lock with tamper proof technology, purpose designed for extreme resistance against the threat of a sustained attack. It has a 80mm solid hardened steel lock body with a electrophoretic finish for excellent anti? corrosion resistance, even in challenging weather conditions. The 12mm diameter hardened boron alloy steel shackle rotates for extra anti? saw protection and