Interchangeable Low Profile Hexagon Cassette Product Type Torque Wrench Cassette Tool Series HLP Nominal Torque (N-m) @ 10 000 psi 4 804 N-m Nominal Torque (ft-lb) @ 10 000 psi 3 543 ft-lb Minimum Hex Size (in) 2 3/16 in Maximum Hex Size (in) 2 3/16 in Minimum Hex Size (mm) 55 mm Maximum Hex Size (mm) 55 mm Hex Size 2 3/16 in Compatible Tool Series HMT Series Hydraulic Torque Wrench Drive Compatible Manufacturer Drive Unit Number HMT3500 Compatible Grainger Drive Unit Number 61MP47