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Downhole motor


Downhole motor is a kind of downhole dynamic drilling tool upon the power of drilling mud. Mud stream from the outlet of mud pump flows through a by-pass valve into the motor. This stream produces pressure loss at both inlet and outlet of the pump, to push the rotor into rotating. and to transmit the torque and speed onto the bit. The downhole motor property mainly depends upon its property parameters.

Roller cone hole opener


This series of drilling tools is a universal rock reaming drilling tool in the non excavation industry. Our company independently designs and produces tooth wheel palms, which can produce various types of tooth wheel reamers suitable for non excavation drilling machines and various formations.

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