Bosch CLPK221-181 18-Volt Lithium-Ion 2-Tool Combo Kit with 1/2-Inch Brute Tough Drill/Driver, Impact Driver, 2 Batteries, Charger and Case Kit includes HDH181 drill/driver, 25618 impact driver, 2 Fat Pack HC Batteries BAT619G, charger, and carrying bag Unibody construction keeps gearing in alignment for the most durable drivetrain on the market All metal gear train design delivers maximum drilling speed, enhanced torque and longer tool life Electronic Motor Protection protects the motor against overloading and overheating Backed by a 3-year tool protection plan