M12 FUEL 1/2' Hammer Drill/Driver delivers unmatched run time, power under load, and durability. POWERSTATE brushless motor delivers the power to do a wide variety of applications at 1700 rpm and 350 In./Lb. of torque. REDLINK PLUS intelligence ensures optimized performance and protects from overload, overheating, and over-discharge. E-clutch for consistent repeatability in driving applications. 1/2 In. all-metal chuck for maximum grip and bit retention. Contoured soft grip gives ultimate comfort during prolonged use. Includes (1) M12 FUEL 1/2' Hammer Drill/Driver (2504-20), (1) M12 REDLITHIUM 2.0 Compact Battery Pack, (1) M12 REDLITHIUM XC 4.0 Extended Capacity Battery Pack, (1) Charger, belt clip, carrying case.