ATB Adjustable Break-Over Wrench

The ATB is adjustable torque wrench suitable for a variety of applications across multiple industries from aviation maintenance to general repair tasks. The wrench has the ability to change head configurations like open end, box, flare or a ratchet head. At the set torque, the handle moves through an angle of 20° before resetting.


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  • Adjustable torque wrench that breaks over upon reaching preset torque and resets automatically.
  • Easy-to-read single scale models protected by a display window. Graduation collar on the torque handle.
  • Extenally adjustable tool that offers different setting options for applications that require more than one torque value.
  • The "positive" locking system securely prevents incidental torque adjustment.
  • Compact and well balanced. Ideal for use in restricted areas.
  • Interchangeable Heads for all models are available.

The preferred and certified ranges of these tools is in accordance with the requirements of ISO 6789 (+/- 6% of indicated setting).

The flexible ATB torque wrench can adapt to a variety interchangeable head fittings.

Head options for ATB wrench models