Cordless Impact Wrenches, Impact Wrench, Drive Size 1/2 in Square, Drive Configuration Straight, Max. Torque 740 ft-lb, Bare Tool, Voltage 18 V, Series LXT, Cordless Tool Battery Type Li-Ion, Brushless Motor Yes, Anvil Impact Action Mechanical, Max. Blows per Minute 2200, Max. No Load RPM 1800, Cordless, Handle Type Pistol Grip, Tool Length 9 In., Tool Weight 7.9 lb, Battery Included No, Battery Pack Replacement Mfr. No. BL1840B