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About product and suppliers:
        Alibaba.com offers 50,113 construction hardware products. About 2% of these are screws, 1% are other hardware, and 1% are door & window handles. 

A wide variety of construction hardware options are available to you, such as free samples, paid samples. 

There are 50,113 construction hardware suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of construction hardware respectively. 

Construction hardware products are most popular in North America, Mid East, and South America. 

You can ensure product safety by selecting from certified suppliers, including 13,218 with ISO9001, 6,882 with Other, and 1,061 with ISO14001 certification.