Cordless Rotary Hammers Voltage 18 V Chuck Style SDS-Plus Solid Bit Optimal Drilling Range in Concrete Not Applicable Core Bit Capacity in Concrete 1 1/4 in Blows per Minute 0 bpm to 2 900 bpm Anti-Kickback Clutch Yes Modes of Operation Hammer and Rotate Brushless Motor Yes Cordless Tool Kit Contents (1) Charger (2) Batteries Battery Capacity 8.0Ah Core Bit Capacity Not Applicable Impact Energy 4.3 ft-lb Battery Model Number Mfr No GBA18V80 Battery Series 18V CORE