We have patented RingX®, our extraordinary TBM milling tools

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We have patented RingX ®, our revolutionary TBM milling tools that offer an unbeatable combination of efficiency, durability, and precision. RingX ® are achieving great success on numerous excavation sites internationally, including the construction of the Crossrail tunnel in London and the expansion of the Panama Canal. Here is the patent of our TBM milling tools.

Technical Features:

  • The RINGX® cutting head is equipped with a series of tungsten carbide picks arranged in a specific pattern to ensure optimal cutting performance in difficult geological conditions.
  • The picks are designed to break through hard rock and soil, while the shape of the cutting head helps to reduce wear and tear.
  • Our TBM milling tools are also available with a variety of optional features, such as a dust suppression system and a water injection system.


  • The RINGX® cutting head is designed to provide a number of benefits, including:
  • Increased cutting performance in difficult geological conditions
  • Reduced wear and tear
  • Increased productivity
  • Reduced downtime
  • Improved safety


  • The RINGX® cutting head is ideal for a variety of applications, including:
  • Tunnelling in hard rock and soil
  • Trenching
  • Excavation
  • Demolition

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