The RIDGID R86240 18V Brushless Cordless Oscillating Multi-Tool is a powerful and versatile tool designed for various tasks in the workshop or at home. With a 18V lithium-ion battery technology, this oscillating tool offers fast and efficient performance. The tool-only package includes the essential piece needed for your projects, without any batteries included. The brushless motor ensures efficient power usage and long-lasting durability, making it a reliable choice for DIY enthusiasts and professionals alike. With its keyless chuck size of 1 inch, this oscillating tool is easy to use and perfect for a wide range of applications.