Drill and fasten up to 35% faster with the only tool in its class that has an all-metal locking chuck. The powerful M12TM cordless lithium-ion 3/8 in. drill/driver delivers 275 in. lbs. of torque-up to 25% more torque than the competition-and 0-400/0-1,500 RPM. Its compact, lightweight and durable design means greater comfort and efficiency on the jobsite. The all-metal single-sleeve ratcheting chuck offers superior bit grip, so you won't have to stop for bit retightening or lost bits. The onboard LED light and FUEL gauge help you increase productivity and avoid interruptions. The REDLITHIUM Battery Pack (sold separately) delivers more work per charge and more work over pack life than the competitors.