Trenchless Technology HDD drilling machines and piercing tools
Accessories Piercing Tools

Practice-oriented Accessories for Piercing Tools

Launching and safety accessories

    Precise launching is achieved using the launching cradle and the height adjustable aiming staff with inclination scale.


Launching and safety accessories
Launching and safety accessories


Pulling accessories

    Short and compact, with interchangeable centering adapter for different pipe sizes. Used with a pulling cable, short pipes or long lengths of pipes from a coil can be simultaneously pulled into difficult grounds during the piercing operation.


Pulling accessories
Pulling accessories


Expanding accessories

    With the oversized end sleeves pipes of bigger diameters can ba laid underneath the road by just changing the end adapter.
    With expanders pilot bores are expanded to a larger diameter using the same TERRA-HAMMER in a second operation.

Expanding accessories
Expanding accessories


Connecting accessories

  1. Air hoses available in different lenght (15 m, 20 m, 25 m)
  2. Quick couppling, for quick installation without additional tools.


Connecting accessories
Connecting accessories


Traceable accessories

    The locating equipment for the traceable TERRA-HAMMER comprises a sonde contained in the KOK-LD head adapter, used in conjunction with a hand-held radio locator with LCD-display to accurately indicate the position and depth of the tool.

    An additional transmitter allows pipe and cable locating. The TERRA-HAMMER TU 080plus SK and larger machines can be easily equipped with traceable KOK-LD adapters.


Traceable accessories
Traceable accessories


Ramming accessories

    In addition, the TERRA-HAMMER is used for steel pipe ramming and pipe bursting without any modification. Steel pipes can be rammed over lenghts up to 20 m and diameters up to 300 mm.

Ramming accessories
Ramming accessories


Service accessories

    TERRA offers for each piercing tool diameter its own service kit. The service kit consists of a tool box and a set of wearing parts. Thanks to its simple design, the service goes fast and easy.

Service accessories
Service accessories



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TERRA AG für Tiefbautechnik - Hauptstrasse 92 - 6260 Reiden - Schweiz - Tel. +41 62 749 10 10 - office@terra-eu.eu