Weighing in at only 6.8 lbs and measuring 9.4" from tip to tail, the Ingersoll Rand W7150 1/2" High-Torque Cordless Impactool features a best-in-class power-to-weight ratio; offering an impressive 780 ft/lbs reverse torque, and 1,100 ft/lbs nut-busting torque. The W7150 features a completely re-engineered high-power rare earth magnet motor, a steel-lined aluminum hammer case and a chemical-resistant, patent-pending metal reinforced housing for maximum durability. The sleek cordless impact also features a robust, all-metal drive train and hammer mechanism. The source of the W7150’s power comes from the new Ingersoll Rand IQ V20Series lithium-ion technology battery platform.