The MILWAUKEE M12 3/8â Hammer Drill/Driver Kit is the industryâs first sub-compact hammer drill/driver and delivers best-in-class power, speed, and durability. The compact and lightweight cordless hammer drill/driver gets the job done and is ideal for contractors, maintenance technicians, remodelers, and professionals seeking portability and performance. The hammer drill/driver offers users best-in-class 275 in-lbs of torque and 0-400/0-1,500 RPM with the REDLITHIUM 12-volt battery. The all-metal single-sleeve ratcheting chuck provides users with superior bit grip, so users wonât have to stop for bit re-tightening or risk losing bits. An onboard fuel gauge and built-in LED light provides users with convenience and minimizes interruptions, even during prolonged use. The REDLITHIUM Battery Pack delivers more work per charge and more work over pack life than the competitors. In addition to the compact hammer drill, the kit includes two M12 REDLITHIUM batteries, a 30-minute charger and carrying case.