The ISO 13628-8 Class 5 Surface Verification Unit (API 17D) is used to give pre-dive surface confirmation of the torque toolcalibration. It consists of a standard ISO class 5 torque reaction bucket with sturdy base and built in torque sensor. The unit comes complete with USB cable to connect to the PSS Torque Tool Control System for Auto Calibration.
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Class 5 Verification Unit