The Milwaukee M12 Fuel Surge HDD 2-PC Combo Kit (2582-22) delivers you with the best in compact drilling and driving on the M12 battery platform. The M12 FUEL SURGE 1/4�?Hex Hydraulic Driver is the industry’s first 12-volt hydraulic driver. Featuring FLUID-DRIVE Hydraulic Powertrain, the hydraulic driver 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. The 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 POWERSTATE brushless motors, REDLINK Plus Intelligence tool technology, and are powered by 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.