Rotary Hammer Voltage 60 V Chuck Style SDS-Max Solid Bit Optimal Drilling Range in Concrete 7/8 in to 1 7/8 in Core Bit Capacity in Concrete 2 in Blows per Minute 1 105 bpm to 2 210 bpm Anti-Kickback Clutch Yes Modes of Operation Hammer and Rotate Brushless Motor Yes Cordless Tool Kit Contents (2) Bare Tool (1) Charger (2) Batteries Battery Capacity 9.0 Ah Core Bit Capacity 2 in Impact Energy 14.3 ft-lb