Forum Class 1-4 Verification Unit

  • ROV Torque Tools

Key Features

  • Built to ISO 13628-8 Fig 18
  • (APLI 17D) Class 1-4
  • Max Torque 2,700Nm
  • (2,000ft lbs)
  • Handheld Digital Read Out
  • USB Output to Torque Tool Control System
  • Includes Easy interchangeable shafts to suit the full range


  • Subsea version

What’s Included

  • Surface Verification System
  • Class 1-2 Adaptor (11/16”)
  • Class 3 Adaptor (1-18”)
  • Class 4 Adaptor (1-1/2”)
  • Handheld Display
  • Bucket to Display Cable
  • Operations Manual

The Class 1-4 Verification unit is used to give pre-dive surface confirmation of the torque tool calibration. It consists of a standard ISO class 1-4 torque reaction bucket with sturdy base and built-in torque sensor. The unit comes complete with USB cable to connect to the Torque Tool Control System for Auto Calibration.

ROV Torque Tools