About this item PRO-GRADE TORQUE MULTIPLIER: This lug nut torque multiplier provides powerful torque to cleanly bust rusted or frozen fasteners with the rated force that standard wrenches cannot produce. HEAVY DUTY BUILD: The torque produced by this torque wrench multiplier is from the chromium molybdenum head and chrome vanadium bar, which are designed for durability, long tool life, and the shock of extremely high torque. SUPREME TORQUE OUTPUT: The Drive input rated at 365 foot-pound maximum and drive torque output of 1100 foot-pound make this torque wrench perfect for field, automotive, construction, industrial, and plumbing applications. .