Our M12 FUEL™ SURGE™ HDD 2-Piece Combo Kit delivers you with the best in compact drilling and driving on our M12™ battery platform. Our M12 FUEL™ SURGE™ ¼” Hex Hydraulic Driver is the industry's first 12-volt hydraulic impact driver. Featuring our FLUID-DRIVE™ Hydraulic Powertrain, the hydraulic impact will let you experience operation up to 2X quieter with less vibration for smoother and faster driving speeds compared to standard impacts. The compact size of the tool and battery give you unmatched access in tight spaces and allows for easy transport on a tool belt and easy fitting into your job site tool bag. Our M12 FUEL™ Hammer Drill Driver is the Most Capable, Lightest Weight, Most Compact tool in its class. It is extremely lightweight at 2.3lbs and a compact 6.6" frame provides great access in tight spaces. The compact hammer drill driver is capable of providing you with 1700 RPS's and 350in.lbs. of torque. Both tools feature our POWERSTATE brushless motor, REDLINK Plus Intelligence tool technology, and are powered by our M12™ REDLITHIUM™ batteries. In addition to the tools, this kit includes one M12™ REDLITHIUM™ CP2.0 battery, one M12™ REDLITHIUM™ XC 4.0 battery, an M12™ Lithium-Ion battery charger, and a contractor bag.