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About product and suppliers:
        Alibaba.com offers 2,642 square key lock products. About 40% of these are locks, 1% are other hardware, and 1% are seals. 

A wide variety of square key lock options are available to you, such as modern. 

There are 2,659 square key lock suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Vietnam, which supply 98%, 1%, and 1% of square key lock respectively. 

Square key lock products are most popular in United States, Australia, and Canada.