TEI Breakers and Clamps fit most drill rigs.

TEI Rock Drills manufactures a patented single clamp and a clamp/breaker system. Our patent relates to the incorporation of a cam system for the hydraulic cylinders. The use of this innovative cam system makes TEI clamps the most compact system available and successful in limited access situations.


    • 21,200 lbf of clamping force
    • 28,800 lbf of breakout torque
    • Fits most drill rigs

    • 4” HCH6AUG
    • 8” HCH8AUG
    • 10” HCH10AUG

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