Cordless Hammer Drill/Driver Kit Voltage 18V Cordless Drill Class General Purpose Chuck Size 1/2 in Drilling Capacity in Concrete 5/8 in Drilling Capacity in Wood 2 1/8 in Number of Speed Settings 2 Number of Clutch Settings 22 Maximum Working Torque 500 ft-lb Blows per Minute 0 to 28 800 0 to 7 200 Maximum Blows per Minute 7 200 bpm 28 800 bpm Minimum Blows per Minute 0 bpm Brushless Motor No Cordless Tool Kit Contents (1) Bare Tool (3) Batteries Battery Capacity 1.5 Ah