1. Sealed waterproof casing The lock is completely wrapped in a waterproof plastic casing, with no dead ends. Waterproof and dustproof, protects the lock mechanism, ideal for use as an outdoor lock. The shell is wrapped in abrasion-resistant plastic whileresisting scratches for durability 2. The electroplating lock has a total of 22 overlapping layers and is fixed by 8 rivets. It is still intact after being hit, dropped, collided, etc., and can effectively withstand violent damageThe internal structureof the safety lock cylinder is precise, and the lock part between the lock beam and the lock body is thick and tamper-proof. The inner tank adopts a positive and negative groove structure, and the 4-pin cylinder of the inner tank increases the transmissionratio density and increases the difficulty of cracking3. Ideal for a wide range of "applications" outdoors. Can be used indoors and outdoors. Ideal for lockers, yard fences, garages, toolboxes, etc.