Cordless Hammer Drill Kit Voltage 20.0 Battery Included Chuck Size 1/2 In. Brushless Motor Yes No Load RPM 0 to 2250 Blows per Minute 0 to 38 250 Max Torque Not Specified Max Power 820UWO Battery Included (2) Mfr Model No DCB205 Cordless Tool Battery Type Li-Ion Battery Capacity 5.0Ah Tool Length 7-3/4 In. Tool Weight 4.7 lb. Clutch Style Adjustable Handle Type T-Handle Battery Pack Replacement 31AC52