• DFS – Dual Fluid Drilling System

    News • January 25, 2015

    Thompson, CT USA For the past fifteen years, Numa has been instrumental in the development of leading DTH technology in the vertical and horizontal drilling…

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  • Numa Impact Ring Bit System®

    News • January 15, 2015

    Thompson, CT USA Numa, a leading designer and manufacturer of down hole hammers and bits, has announced the addition of the Impact Ring Bit System®…

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