Milwaukee 2663-22 Impact Wrench, Battery Included, 18 V, 3 Ah, 1/2 in Drive, Square Drive, 0 to 2200 ipm

The M18™ cordless Lithium-Ion 1/2 in high torque impact wrench features a Milwaukee® 4-pole motor and powerful impact mechanism to deliver a reliable 450 ft-lb of torque with maximum runtime. The REDLITHIUM™ extended capacity battery pack delivers more work per charge and more work over pack life than the competitors, as well as finest in class performance in extreme jobsite conditions. A 1/2 in anvil with friction ring allows quick and easy one-handed socket changes. The M18™ impact wrench's onboard, real time battery fuel gauge helps you monitor the charge precisely, so there is less downtime on the job. Lightweight and portable, with great ergonomics, this 18 V cordless power tool offers ultimate comfort during prolonged use.