Drill (BDF453Z): 0-400/0-1300 RPM. Variable speed, reversible. 16 Clutch settings deliver up to 340 in/lbs of torque. Single sleeve 1/2" key less chuck for easy bit installation and removal. Compact and lightweight design. All metal gears for more efficient power transmission. Ergonomic soft rubber grip design for vibration absorption and comfortable operation. Capacities: Steel 1/2", wood 1 7/16". Impact Driver (DTD146Z): 0-2300 RPM, 0-3200 IPM. 1/4" Hexagonal shank. 1420 in/lb Maximum fastening torque. Variable speed, reversible. Extreme protection technology offers maximum protection against dust, debris and liquids for optimal performance in extreme conditions. New battery protections system provides over-discharge, temperature and circuit protection for enhanced performance, battery cycle life and overall battery life. One-touch bit holder enables quick and easy bit installation. LED light with afterglow feature. Glow in the dark bumper. Improved ergonomic soft rubber grip design. Includes: 2 18VT Lithium batteries, charger and plastic carrying case.