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About product and suppliers:
        Alibaba.com offers 4,933 hex head self tapping screw products. About 88% of these are screws, 2% are nails, and 1% are tapping screws. 

A wide variety of hex head self tapping screw options are available to you, such as free samples, paid samples. 

There are 4,933 hex head self tapping screw suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of hex head self tapping screw respectively. 

Hex head self tapping screw products are most popular in North America, Domestic Market, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 2,184 with ISO9001, 326 with ISO14001, and 109 with Other certification.