Cordless Hammer Drill/Driver, Voltage 12.0 V, Bare Tool, Chuck Size 3/8 in, Brushless Motor No, No Load RPM 0 to 450/0 to 1700, Blows per Minute 0 to 25,500, Max. Torque 250 in-lb, Max. Power Not Specified, Battery Included No, Cordless Tool Battery Type Li-Ion, Battery Capacity 2.0Ah, Tool Length 8 3/4 in, Tool Weight 3.8 lb, Clutch Style Adjustable, Handle Type T-Handle, Battery Pack Replacement Mfr. No. BL1021B