The M12 FUEL hammer drill driver is the most capable, lightest weight, most compact tool in its class. The POWERSTATE brushless motor delivers the power to do a wide variety of applications at 1700 RPMs and 350 in-lbs of torque. Weighing only 2.3 lbs it is extremely portable, great for overhead applications, reduces fatigue throughout the day. At 6.6 in. in length this tool has the best access in tight spaces. Redlink plus intelligence protects the tool from overloads and overheating while ensuring maximum performance. Using REDLITHIUM 2.0 Ah compact and 4.0 Ah extended capacity battery packs they deliver more work per charge and more work over the life of the pack than competitive batteries.