The Power Of Three Tools In One. The SKIL 20V Rotary Hammer gives you the function of a hammer drill, drill and screwdriver all in one easy-to-use tool. With its efficient and powerful hammering function, it can quickly hammer through tough materials like brick and stucco. It’s also one of the top hammer drills for concrete. Includes a PWRCORE 20 2.0Ah Lithium Battery and 20V Charger. What's Included: Rotary Hammer, 2.0Ah Battery, Charger, 3 IN. Bit Holder Get Right To Work—Rotary Hammer drill set comes with everything you need to get started, including a PWRCORE 20 2.0Ah Lithium Battery and 20V Charger Powerful Design—Hammers through the toughest materials like concrete and masonry Longer Run Time & Battery Life—The PWRCORE 20 Lithium Battery has an innovative temperature management system to keep battery cool and powering on through your project SDS Plus Chuck—For quick, tool-free bit changes Three Tools In One—Combines hammer drill, drill and screwdriver into one tool, reducing time and increasing efficiency Variable Speed Control—Precise start with full control of torque required for the job Direction Indicators—Forward/reverse LED indicator quickly helps you determine which direction you’re set to drive LED Light—Illuminates work area when trigger is pressed, and light remains on 10 seconds after trigger is released