Bosch 12-Volt Max Lithium-Ion 2-Tool Cordless Combo Kit CLPK241-120 COMPACT: The Bosch PS130 Hammer Drill/Driver features a lightweight design and the shortest head length in its class at 7.3 inches. CONTROL: The Bosch PS41 12-Volt Max Impact Driver is compact as well with a head length of 5.4 inches. Both tools offer better balance and control making them deal for working in tight areas. VARIABLE SPEED: The Bosch PS41 features variable speed settings and delivers 930 inch-lbs. of torque and a no-load rpm of 2,600 while the Bosch PS130 hammer drill/driver drives 265 inch-lbs. of max torque and up to 19,500 bpm. EFFICIENT: The mode selector ring allows users to be able to quickly and efficiently switch between driver/drill/hammer mode. COMPLETE: The CLPK241-120 combo kit comes complete with the PS41 impact driver, the PS130 3/8 inch hammer drill/driver, (2) 12-Volt max 2.0 Ah batteries, 12-Volt charger, and a carrying case.