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About product and suppliers:
        Alibaba.com offers 64 square kelly hexagonal kelly products. About 73% of these are mining machinery parts, 20% are construction machinery parts, and 1% are steel pipes. 

A wide variety of square kelly hexagonal kelly options are available to you, such as carbon steel, carbide, and stainless steel. You can also choose from drilling tool, drilling equipment. As well as from forging, casting. And whether square kelly hexagonal kelly is drill pipe, or drill collar. 

There are 64 square kelly hexagonal kelly suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United Kingdom, and Ukraine, which supply 96%, 1%, and 1% of square kelly hexagonal kelly respectively. 

Square kelly hexagonal kelly products are most popular in South America, Mid East, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 6 with ISO9001, 4 with Other, and 1 with OHSAS18001 certification.