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About product and suppliers:
        Alibaba.com offers 12,791 concrete drill bit products. About 55% of these are drill bit, 3% are mining machinery parts, and 1% are milling cutter. 

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

There are 12,790 concrete drill bit suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Japan, which supply 98%, 1%, and 1% of concrete drill bit respectively. 

Concrete drill bit products are most popular in Mid East, South America, and North America. 

You can ensure product safety by selecting from certified suppliers, including 3,235 with ISO9001, 2,846 with Other, and 521 with ISO14001 certification.