Fixed Cutter Type

Step Drill FHO

Fixed Cutter Type

The Hole Opener serial FHO (Fixed Hole Opener) is a FEA modeled, force balanced tool, which can be used in every application with a continuous rotating drillstring, while drilling for example in rotary or RSS drilling.

Major advantages:

  • Multi-stabilization for smooth and durable opening
  • FEA modeled tool design
  • Integrated hydraulics for cooling & cleaning
  • Backreaming cutters