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combination padlock

Attached together when the lock to open conditions, the combination lock of the lock cylinder can be extracted by different combinations of the lock cylinder and the doors unlocked and the lock cylinder, steering components swapped to change the lock to open conditions. There are many available replacement key lock, but not too much to improve the cost of the lock. A large number of attendant of the present invention a combination lock allows hostels to reduce the workload, improve service quality, reduce Stolen factors.