The Hercules 20V Cordless Drywall Cut-Out Tool (Tool Only HC109B) is a powerful rotary tool designed for cutting through drywall efficiently. The tool is part of the Hercules brand, known for its high-quality and durable tools. It operates on a 20V voltage, providing sufficient power for various cutting tasks. The product does not come with a battery included, so users must use a compatible 20V battery with the tool for operation. Perfect for DIY enthusiasts or professionals working on drywall projects, this cordless cut-out tool offers convenience and precision.