General description Designed for precision and convenience, the 7-inch Ruler and Aluminum Alloy Metric Protractor is an essential woodworking layout tool. With laser-engraved scales, it ensures accurate measurements for DIY projects, making it easier to achieve precise, error-free cuts. Technical specifications Material: High-quality aluminum alloy Size: 7 inches Features: Laser engraved scale, 14 hole types for different diameters Usage Can be used as a protractor, square ruler, and drill positioner Ideal for various woodworking applications Facilitates easy measuring and drawing with precise angles and scales Other information