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Torque Africa drills another record-breaking hole
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South African based drilling expert Torque Africa has broken its own drilling record – successfully achieving a rotary percussion hole drilled to a depth of 1 402 m without interruption.
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Breaking new records: Deepest rotary percussion hole drilled
Using diamond-impregnated bits and a standard rotary percussion rig, deep drilling company Torque Africa Exploration recently drilled their way into the record books with...