Complementing the DeWALT Hammer Drill (DCD999B) is the 20V MAX Impact Driver (DCF887), renowned for its efficiency and precision in driving screws and fasteners. With its high-performance motor and variable speed settings, it offers exceptional control and versatility in various fastening tasks. The FLEXVOLT ADVANTAGE technology enhances both tools' performance by automatically adjusting power output to match the specific application, optimizing runtime and ensuring maximum efficiency. This kit also includes two 20V MAX* Lithium Ion 5.0 Ah batteries (DCB205), one 8 Amp Fast Charger (DCB118), and a protective, soft-case travel bag.