Brand New Amazon Basics 9 Inch Magnetic Torpedo Level And Ruler is a versatile tool for various measuring and layout tasks around the home. With its magnetic feature, it easily sticks to metal surfaces, providing a convenient way to ensure levelness and accuracy. The ruler is marked with angles of 180, 90, and 45 degrees, making it a practical tool for a wide range of projects. Its compact size of 9 inches makes it easy to use in tight spaces and on the go.