M18 FUEL Cordless 2-Tool Combo Kit includes the M18 FUEL 1/2" Hammer Drill/Driver (2604-20) with a 1/2" metal ratcheting locking chuck, and M18 FUEL 1/4" Hex Impact Driver (2653-20). M18 FUEL features a POWERSTATE brushless motor, REDLINK PLUS electronic intelligence and REDLITHIUM battery technology resulting in longer motor life, more run time and more power. POWERSTATE brushless motor works harder and lives longer than all leading competitors, while reducing noise and cooling more rapidly. REDLITHIUM XC 4.0 battery is the most durable pack on the market and provides up to 2 times more run time than standard lithium-ion batteries. REDLINK PLUS intelligence hardware and software is the world's most advanced system of cordless power tool electronics. Also includes (2) M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack (48-11-1840), (1) M18 & M12 Multi-Voltage Charger (48-59-1812), belt clip, carrying case, side handle.