Cordless Hammer Drill Voltage 18V Cordless Drill Class Compact Chuck Size 1/2 in Drilling Capacity in Concrete 1/2 in Drilling Capacity in Wood 2 in Number of Speed Settings 2 Number of Clutch Settings 20 Maximum Working Torque 40.8 ft-lb Blows per Minute 0 to 22 000 Maximum Blows per Minute 22 000 bpm Minimum Blows per Minute 0 bpm Brushless Motor Yes Cordless Tool Kit Contents (1) Bare Tool (1) Battery Battery Capacity 2.0 Ah Battery Series 18V SlimPack Charger Included Yes