Cordless Hammer Drill/Driver Kit, Voltage 18.0, Battery Included, Chuck Size 1/2 In., Brushless Motor Yes, No Load RPM 0 to 450/0 to 1800, Blows per Minute 0 to 28,800, Max. Torque 500 in.-lb., Max. Power Not Specified, Battery Included (2) 38D765, Cordless Tool Battery Type Li-Ion, Battery Capacity 2.0Ah, Series M18(TM), Tool Length 7-3/8 In., Tool Weight 2.9 lb., Clutch Style Adjustable, Handle Type T-Handle, Battery Pack Replacement 38D765, MILWAUKEE P/N 2702-22CT