Cordless Drill/Driver Voltage 18.0 Bare Tool Cordless Tool Battery Type Li-Ion Brushless Motor Yes Number of Batteries 0 Ultra-M Series No Load RPM 0 to 600/0 to 2100 Chuck Size 1/2 In. Max Power Not Specified Max Torque 531 in.-lb. Battery Included No Transmission 2-Speed Clutch Style Adjustable Handle Type Pistol Grip Battery Pack Replacement 48UT60 Chuck Keyless Tool Length 7 In. Tool Weight 2.3 lb. Includes Keyless Chuck Belt Hook with Bit Holder