A cordless drill is a portable power tool used for drilling holes and driving screws without the need for a power outlet. It operates on a rechargeable battery, making it convenient for use in various locations, including construction sites and home improvement projects. Cordless drills come in different sizes and power ratings, allowing users to choose one that fits their specific needs. These tools typically feature adjustable speed settings and torque controls, enabling users to work with different materials like wood, metal, and plastic. Many cordless drills also include interchangeable drill bits and attachments, enhancing their versatility for various tasks.