The Milwaukee 2939-20 is a powerful 18V cordless 1/4" braking die grinder, designed for both versatility and efficiency. Featuring a convenient slide switch for easy operation, this tool is perfect for grinding, polishing, and deburring tasks. It comes with a robust 5.0 AH battery, ensuring long-lasting performance and productivity. Whether you're a professional tradesperson or a DIY enthusiast, this die grinder is an essential addition to your toolkit, providing the freedom of cordless operation without compromising on power or durability.