The most compact hammer drill/driver in its class is up to 20% faster in concrete than the competition. Built with a Milwaukee® 4-Pole Frameless Motor, this M18TM cordless lithium-ion ½” hammer drill/driver delivers 450 in-lbs of peak torque with the 2.0 Compact REDLITHIUM™ battery. A variable-speed trigger provides speed control between 0-1,700 RPM on high speed and 0-450 RPM on low, with 0-29,000 BPM. This compact, ergonomic hammer drill/driver is the only one in its class with an all-metal gear case for maximum durability, even on the most challenging worksites.  The REDLITHIUM™ 4.0 XC Battery Pack delivers more work per charge and more work over pack life than the competitors. The kit includes two M18™ Compact REDLITHIUM™ batteries, a one-hour charger and a carrying case.