The Makita 18V LXT® Lithium-Ion Cordless 1/2″ Impact Wrench (model XWT05Z, tool only) delivers cordless impact power with a 1/2″ square drive that will fit impact-rated socket sets. The versatile XWT05Z packs plenty of torque for a wide range of fastening and loosening tasks, yet it weighs only 3.8 lbs. It’s part of Makita’s expanding 18V Lithium-Ion series, the world’s largest cordless tool line-up powered by an 18V Lithium-Ion slide-style battery. Makita 18V Lithium-Ion batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. Makita-built 4-pole motor delivers 170 ft. 0-2,100 RPM & 0-3,200 IPM for a wide range of fastening applications. Compact and ergonomic design at only 6-1/2 long. Weighs only 3.8 lbs. With battery (battery not included) for reduced operator fatigue. Light with afterglow illuminates the work area. Ergonomic shape fits like a glove with even pressure and easy control. Rubberized soft grip handle provides increased comfort on the job. Makita’s proprietary hammer and anvil impact mechanism are manufactured using the best raw materials with the highest quality steel and unique heat hardening process for maximum fastening and driving power. Equipped with Star Protection Computer ControlsT to protect against overloading, over-discharging and over-heating. No Load Speed (variable speed). 0 – 2,100 RPM. Impacts Per Minute (variable speed). 0 – 3,200 IPM. Net Weight (with battery).