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Shell Diamond Lock Waterproof Lock Anti-Corrosion Lock Padlock
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[Anti-collision key gun] [anti-tin foil] [anti-universal key]]
b, Apple 5 Series (A, B key structure) inside and outside the head is equipped with security upgrade function at the same time, using twelve blade internal pressure type side column locking.
c. The key uses twelve tooth flowers and four-level changes, and its key quantity can reach more than 16.770.000 groups, with zero mutual opening rate; Twelve-blade double-sided internal milling teeth, manufactured by Mercedes-Benz car key technology, with high precision, it is difficult to copy.