The Bosch 18V Lithium-Ion line of Impactor use the industry's most advanced lithium-ion technology for greater battery life and more run time, all in a lighter package. The Bosch 26618-01 Multi-Function 18 Volt Lithium-ion Impact Drill/Driver, features 3 Modes of Operation Allow users to optimize the tool for drilling, driving and fastening applications. 3,200 BPM/2,800 RPM Gear Box Allows leading performance with highest torque output and fastest drive time.