The Milwaukee Tool 2466-20 M12 Fuel 1/2" Digital Torque Wrench is a powerful impact wrench designed for a variety of tasks. It features a Lithium-Ion battery, Brushless motor, and delivers a maximum torque of 150 ft-lb with a breakaway torque of 100 ft-lb. The wrench has a free speed of 100 RPM and a drive size of 1/2 inch square. Additionally, it includes features like One-Key technology for digital torque control and a power to weight ratio of 18.1 ft-lb/lb. This tool is a versatile and efficient addition to any workshop or home tool collection.