Torque Wrench Cassette Product Type Torque Wrench Cassette Tool Series RLP Nominal Torque (N-m) @ 10 000 psi 4 176 N-m Nominal Torque (ft-lb) @ 10 000 psi 3 080 ft-lb Minimum Hex Size (in) 2 3/8 in Maximum Hex Size (in) 2 3/8 in Minimum Hex Size (mm) 60 mm Maximum Hex Size (mm) 60 mm Hex Size 2 3/8 in Compatible Tool Series RSL Series Hydraulic Torque Wrench Drive Compatible Manufacturer Drive Unit Number RSL3000 Compatible Grainger Drive Unit Number 55PP65 Material Steel