OTC's Torque Multiplier Wrench is used to tighten or remove nuts and bolts over and above the rated force a standard wrench can produce. Perfect for differentials, suspension fasteners, lug nuts, frozen nut or bolt applications, and more - ideal for situations regular wrenches just can't handle. Can also be used to accurately torque fasteners to over 3 times the highest output of a torque wrench i.e. using a 500 lb-ft torque wrench to torque a fastener to 1,625 lb-ft. Input: 3/4 inch drive, 730 lb-ft maximum. Output: 1 inch drive, 2,200 lb-ft maximum. 3.6 inch head width. 3.3:1 upscale conversion ratio. 15-5/8 inch long reaction bar. Frictional gear loss = 6%. Sturdy blow-molded hard case keeps tools protected and secure when not in use. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it’s a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians’ productivity and shop profits.