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About product and suppliers:
        Alibaba.com offers 24,547 diamond core drill bit products. About 61% of these are drill bit, 11% are mining machinery parts, and 3% are tool parts. 

A wide variety of diamond core drill bit options are available to you, such as diamond, high speed steel, and cobalt steel alloys. You can also choose from core drill bit, construction tool parts, and center drill bit. As well as from masonry drilling, metal drilling, and well drilling. And whether diamond core drill bit is free samples, or paid samples. 

There are 24,547 diamond core drill bit suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of diamond core drill bit respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 8,024 with ISO9001, 2,753 with Other, and 1,265 with ISO14001 certification.
        
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