Supply, Installation, And Commissioning Of Hydraulic Torque Wrench (Equipment) For Mountin G And De- Mounting Of Main Bearing Nuts With Complete Accessories For Hhp Locomotives. 1. Two Stage Or Four Stage Electrically Operated Hydraulic Power Pack With Pressure Relief Valve Set At Maximum Working P Ressure 700Bar(10,000Psi) Suitable For Main Bearing And Crab Nut Application Of Hhp Locomotives. 2. 3/4" Sq.Drive Hydraulic Torque Wrench Capacity 280Nm-1800Nm Working Pressure, Maximum Working Pressure 700Bar, With Special Jig And Fixture Suitable For Main Bearing Nuts With Bi-Hex Standard Sockets. 3. 1-1/2" Sq. Drive Hydraulic Torque Wrench Capacity 1150Nm-7300Nm, Maximum Working Pressure 700 Bar, With S Pecial Jig And Fixture Suitable For Hhp Crab Nuts With Bi- Hex Deep And Standard Sockets. As Per Attached Technical Specification. [ Warranty Period: 30 Months After The Date Of Delivery ] ]