The pneumatically driven drilling machines of the HTS 4 series may be used for a multitude of drilling applications. The powerful rotary drill drive in combination with the sturdy design characterizes this successful series of machines.

The low self-weight and the infinitely variable rotational speed provide for a very good handling. Either as hand-held drilling machine HTS 4 or in combination with the telescopic jack leg as a variant, termed HTH 4, the machines are used with different drilling tools in mining.


  • Crushing of the feed material directly on site
  • At-grade material feeding
  • Highly mobile
  • Suitable for narrow underground conditions and tunneling
  • Set-up without foundations
  • High crushing ratio
  • Variable length of chain conveyor
  • Feed hopper
  • Pre-screening with integrated roller screen HRS
  • Steel substructure / skids
  • Powerless crawler track
  • Powered crawler track
  • Coal and ore mining underground and open pit
  • Natural stone industry
  • Recycling of concrete and rubble

Technical Specifications

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