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About product and suppliers:
        Alibaba.com offers 22,385 hex flat products. About 39% of these are screws, 12% are bolts, and 3% are nuts. 

A wide variety of hex flat options are available to you, such as nipple, plug, and coupling. You can also choose from stainless steel, carbon steel, and iron. As well as from gb, jis, and aisi. And whether hex flat is equal, reducing, or hexagonal. 

There are 22,385 hex flat suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of hex flat respectively. 

Hex flat products are most popular in Domestic Market, North America, and South America. 

You can ensure product safety by selecting from certified suppliers, including 13,078 with ISO9001, 2,824 with ISO14001, and 1,645 with Other certification.