concave Down the hole bit Exporters

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Rock drill sales is a proud distributor and partner of epiroc/atlas copco. we offer a variety of rock drilling bits, including: tophammer bits, rotary / tricone bits, dth bits and pdc bits.we also stock and sell a great selection of bit thirds for horizontal drilling applications.. atlas copco offers five basic bit designs: convex, flat front, speedbit, concave, and rocket bit.

10 inch high air pressure dth bits . 12 inch high air pressure dth bits. related products. high air pressure dth bits(6-8 inch) high air pressure dth drill bits(4-5 inch) high air pressure dth drill bits(3 inch) inquiry. please feel free to submit your inquiry information to us! our sales manager will contact with you as soon as possible.

We offer a comprehensive range of dth drill bits to match all conceivable applications. each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance, and fitted with precision buttons manufactured in-house.

Hebei longway petroleum equipment co., ltd. is a company that specially manufactures kinds of petroleum drill pipes and joints.the production base locates in jinzhou, 50 kilometers from shijiazhuang---the capital city of hebei province.

We're an enterprise that export concave Down the hole bit Exporters to China, we're approved by the relevant state registratio. Key concave Down the hole bit Exporters and sell to various regions in China, solution readily available upon request. We have the spirit of "customer first, honesty first" principle, with a quantity of enterprises established long-term cooperative relationship.


We attach value to innovation, specifically with patents of China on concave Down the hole bit Exporters, its excellent technology has reached the international sophisticated level, and features a higher reputation inside the concave Down the hole bit Exporters industry. Our group not merely has outstanding researchers and sector nationwide sales and service network, but also are China clients specified brand producers.

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