Product details:

2607-22CT Item: Cordless Hammer Drill Kit, Battery Included/Bare Tool: Battery Included, Voltage: 18, Chuck Size: 1/2, Drive Size: 1/2, Brushless Motor: No, No Load RPM: 0 to 450/0 to 1800, Max. Torque: 500 in.-lb., Blows per Minute: 0 to 7200/0 to 28,800