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Cultural and Creative Products—Broad Lock

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Cultural and Creative Products—Broad Lock

 

NSTM collects over six hundreds of ancient Chinese locks. Broad locks are the typical ones. This broad lock has a special design that the right portion of the key-head must contact the keyhole in the right position and in the right orientation in order to enter the keyhole to open the lock, and such locks are named "maze locks" or "fix-orientation locks". In such a design, even if a stranger has the right key, it is difficult for him to insert the key into the keyhole for opening the lock.

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