Cordless Rotary Hammer Drill Bare Tool (No Battery) Voltage 12.0 Chuck Type SDS Plus 5/8 in Capacity in Concrete 5/8 in Solid Bit Capacity 0 to 900 No Load RPM 0 to 6200 Blows per Minute Battery Included No Battery Pack Replacement 38D764 Battery Type Li-Ion Battery Capacity 4.0A/hr. Handle Type Ergonomic Features Brushless Motor Technology 2-Mode Operation Tool Length 10 In. Tool Weight 3.9 lb.