The Bosch IWH181B is a Bare Tool 18-Volt 3/8-Inch Impact Wrench. The Bosch IWH181B Impact Wrench offers the most compact design for increased maneuverability in tight spaces and extended comfort. Features: * 3/8-inch square drive anvil * 25 percent lighter than the competition * Most compact - 23 percent shorter than competitors at only 6 inches long, the most compact design in the market * Faster and more torque - 2,800 RPM and 1,600 Inch/lbs of torque * Highest BPM in category - over 3,200 BPM * Variable speed trigger for complete control * Spring loaded impact mechanism reduces user fatigue * LED light for use in dark areas * Bare tool, battery and charger sold separately What"s In the Box: * Bosch IWH181B Bare Tool 18-Volt 3/8-Inch Impact Wrench * Battery Not Included