Manual Torque Tool with Clutch

Manual Torque Tool with Clutch

Torque Tool
The TMT Manual Torque Tool with Clutch is designed to operate various functions on subsea infrastructure through the use of an ROV. The tool incorporates a pre-tensioned Slip-Clutch that prevents overtorquing of the subsea valve to be operated/stroked.
A rubber suspension unit (Rosta Unit) transmits torque applied by the ROV manipulator wrist to the output hub. Applied torque registers as angular deflection of a pointer, against a circular background dial marked in degreed/ The operator is provided with a table that relates angular deflection to applied torque. The ruber unit installed on the supplied tools is rated for applying torque in the range of 0-120ft.lbs (0-162Nm).
The TMT MTT with Clutch is available in the following three configurations:
  • Clutch and Rosta Unit
  • Clutch and STT locator
  • With Clutch only



  • Easy installation and removal
  • Easily operated from an ROV
  • ISO 13628-8 compliant
  • 3 configurations available
  • ISO 13628-8 Class 1 & 2, Class 3 & Class 4 / Paddle Type A Output Interfaces available


Standard Configuration (Clutch with Rosta Unit)

Dimensions 643L x203W x203Hmm
Weight in Air 15.3kg
Weight in Seawater 11.6kg
Depth Rating (Comp. Loop) 3000msw
Compensator Relief Pressure 20psi (1.5bar)