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About product and suppliers:
        Alibaba.com offers 40,491 core drill bit products. About 53% of these are drill bit, 12% are mining machinery parts, and 1% are construction machinery parts. 

A wide variety of core drill bit options are available to you, such as diamond, tungsten carbide, and high carbon steel. You can also choose from well drilling, metal drilling, and masonry drilling. As well as from core drill bit, center drill bit, and twist drill bit. And whether core drill bit is free samples, or paid samples. 

There are 40,171 core drill bit suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Japan, and United Arab Emirates, which supply 98%, 1%, and 1% of core drill bit respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 14,871 with ISO9001, 5,246 with Other, and 2,399 with ISO14001 certification.