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About product and suppliers:
        Alibaba.com offers 40,681 rock bit products. About 50% of these are mining machinery parts, 27% are drill bit. 

A wide variety of rock bit options are available to you, such as carbide, high manganese steel, and carbon steel. You can also choose from free samples, paid samples. 

There are 40,346 rock bit suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and South Korea, which supply 99%, 1%, and 1% of rock bit respectively. 

Rock bit products are most popular in Domestic Market, Mid East, and North America. 

You can ensure product safety by selecting from certified suppliers, including 13,083 with ISO9001, 10,735 with Other, and 1,163 with ISO14001 certification.