The Milwaukee 2939-20 18V Cordless 1/4" Braking Die Grinder is a powerful and versatile tool designed for professionals and DIY enthusiasts alike. Featuring a convenient slide switch for easy operation, this die grinder offers exceptional portability without the hassle of cords. It is equipped with a 3.0 AH battery that provides reliable power and longer runtime, making it ideal for various grinding, cutting, and polishing tasks. Whether you're working in a shop or on-site, this cordless die grinder delivers high performance, precision, and ease of use, ensuring that you can accomplish your projects with efficiency and accuracy.