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GriffithForce Double-Acting Hydraulic Drilling Jar

The GriffithForce double-acting hydraulic drilling jar offers dependable performance when jarring for extended periods.

Render of Griffith Force Double Acting Hydraulic Drilling Jar
  • Description Description
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The Griffith™Force double-acting hydraulic drilling jar features high-yield mechanical construction, optimum protective parts material, and enhanced high-pressure sealing technology for dependable performance when jarring for extended periods.

The GriffithForce drilling jar is hydrostatically balanced, and a newly designed pressure-retaining system protects the tool from the high internal pressures generated during jarring. The tool has a shorter overall length and a high maximum overpull load limit, delivering high-energy impacts on demand. This jar is the ideal solution for drilling and fishing applications.


  • Compatibility – Large inner diameter for use with ball- and dart-activated tools
  • Versatility – Fully hydraulic jar ideal for placement in extended-reach applications
  • Infinitely variable impacts – Provides hydraulic metering with a high maximum overpull load limit
  • Continuous and consistent jarring performance – Retains hydraulic delay in both directions
  • Reliable design – High-yield material construction combined with optimum protective part material
  • GriffithForce Double Acting Hydraulic Drilling Jar Tech Summary

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