The Craftsman CMCG400 Type 1 is a robust, cordless grinder tool with a 20V Max DC, powered to handle various tasks. It features a grinder disc size of 4 1/2 inches, making it suitable for a wide range of grinding applications. Designed for convenience and ease-of-use, the tool is sold bare, meaning it does not come with a guard. This tool offers a balance of power, performance, and versatility in a cordless design.