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Tension and torque tools to tighten and loosen industrial bolted connections

ITH Bolting Technology develops, produces and distributes hydraulic, electric and pneumatic bolting tools for tightening and loosening industrial bolt connections from M16 (5/8") and up. High pressure hydraulic pumps, hydraulic accessories and testing and control systems complete our scope to be the leading whole system supplier for bolting technology  worldwide.

Industrial bolting tools can be set apart by their fundamental bolting method: there are tensioning and torquing tools.

  • Tensioning tools:
    Hydraulic, friction- and torsion-free tensioning with ITH Bolt Tensioning Cylinders (Bolt tensioners, ITH Stretch Method) and hydraulic nuts.
  • Torque tools:
    Torque or torque-angle method with ITH Hydraulic Torque Wrenches (turning discontinuously) or ITH Nut Runners (turning continously).

Get a general idea about our scope of bolting tools and contact us if you have any questions regarding your individual bolted joint. As we are a whole system supplier we are not determined on any specific tightening method - we will advise you objectively to give you the best technical and cost-effective solution.


Tensioning tools

  • All types of Bolt Tensioning Cylinders at a glance: fundamental single- and multistage designs, segment cylinders and segment cylinder rings, foundation bolt tensioners and more.
  • Hydraulic nuts remain on the bolt in pretensioned condition. They can be loosened easily on demand - even on applications in high-temperature areas or in push-in applications.

Torquing and torque-angle method tools

  • Electric, pneumatic and battery powered torque wrenches which operate due to the torque method respectively to the torque-angle method.
  • Overview of all types of hydraulic torque wrenches, working due to the torque method or torque-angle method.

Hydraulic pump series for bolting tools


Testing and control-systems for bolting tools


Contact your local person in charge

Contact ITH for a free consultation regarding bolting tools, fasteners or service in bolting technology

Use the ITH global network to find your local person in charge.

Objective technical advice

Being a whole system supplier we are not determined to one specific bolting method - Therefore we advise you objectively and offer the best technical and cost-effective solution.

Contact us for a free consultation

Contact us on any questions regarding your bolt connection or for any technical questions. We advise you free of charge and offer a free on-site inspection.

  • The competence center of bolting technology: Development of industry-specific or customer-specific bolting solutions, engineering services and dvelopment of new standards by innovation and quality.
  • Find an overview of the complete scope of ITH fasteners for industrial applications: Bolts, nuts and washers M20 to W510 (3/4'' to 20'') | ITH Roundnuts | IHF Fasteners | Tension nuts.
  • Get yourself a picture on the wide scope of ITH services in bolting technology: Customer service | On site bolting jobs | Tool trainings | Rental tools.

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