The Milwaukee M18 Compact Brushless 1/4 in. Hex Impact Driver is more compact with faster driving speeds. Measuring only 4.4 in. L and 2.1 in. W, the compact size allows for better access in tight spaces while being lightweight and portable. The brushless motor technology provides 1,700 in.-lbs. of torque and up to 3600 RPMs for faster speed and increased productivity. Milwaukee REDLINK Intelligence optimizes the way the M18 REDLITHIUM batteries work with the impact driver for best-in-class performance. Premium components and an all metal gearcase provide durability that professionals require. This kit includes the M18 Compact Brushless 1/4 in. Hex Impact Driver, (2) Milwaukee M18 REDLITHIUM CP2.0 Battery, (1) Milwaukee M12/M18 Multivolt Charger, and (1) Contractor Bag. The Compact Brushless 1/4 in. Hex Impact Driver is part of the M18 system, fully compatible with over 250+ solutions.