The MILWAUKEE M12 Subcompact Brushless ¼" Hex Impact Driver is the most compact and lightest weight cordless impact driver. It measures only 4.3" in length and 2.0" in width, allowing for the best access in tight spaces and weighs only 1.7 pounds with battery. This impact driver delivers unmatched portability and maneuverability for hard-to-reach fasteners. The brushless motor technology provides faster driving speeds with 1,100 in-lbs. of torque and up to 3,000 RPM to increase productivity. An internal metal gearcase delivers robust strength and durability. MILWAUKEE REDLINK Intelligence communicates with the M12 REDLITHIUM batteries (sold separately) to provide optimal performance for the tools. The M12 Subcompact Brushless ¼" Hex Impact Driver is part of the M12 system and is fully compatible with over 150+ solutions.