Experience the power of the Dewalt DCD999T1 20V MAX Brushless Hammer Drill/Driver. This tool offers up to 42% more power when paired with a FLEXVOLT battery compared to a 20V MAX 5.0Ah battery. The drill features a heavy-duty 1/2 in. ratcheting nitro-carburized metal chuck with carbide inserts for superior bit gripping strength. The 20X brighter LED provides lighting in dark or confined spaces, and the extended work time with LED's spotlight mode allows for longer usage in such conditions. This tool is compatible with all DEWALT 20V MAX and FLEXVOLT batteries. Cordless Hammer Drill is Tool Connect Chip Ready, allowing for easy connection with the Tool Connect system.