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China leading provider of dth hammer bits and dth drill bits, hunan new diamond construction machinery co., ltd. is dth drill bits factory.

Elevators, drill pipe elevator, drilling equipment manufacturer / supplier in china, offering 73mm 2 7/8" tubing elevator of drill well accessories, 9 5/8" 5 blades steel body pdc bit drill bit for well drilling, 8 1/2" la617g tricone drill bit for water well drilling and so on.

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China gas dth bit manufacturer with years's experience, from China.We mainly provide China gas dth bit with high quality and competitive cost.we've an expert China gas dth bit item designers.Our product is by means of the national experienced certification.


We attach importance to innovation, specifically with patents of China on China gas dth bit, its excellent technologies has reached the international advanced level, and includes a high reputation inside the China gas dth bit market. Our group not only has fantastic researchers and market nationwide sales and service network, but also are China customers specified brand suppliers.

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