Feature: 1. Sturdy Aluminum Body: Made of heavy duty aluminum alloy, the triangle ruler is solid and robust, with high hardness, erosion resistance, and a smoothly surface that won't hurt your hands. 2. Accurate Angle Measurement: With a laser etched scale and permanent markings, the angle measuring tool provides accurate readings, ensuring accurate measurements down to the finest millimeter. 3. Multiple Angle Settings: Featuring multiple fixed angles at 30°, 45°, and 60°, as well as multiple drilled holes, this angle finder ruler caters to various drawing needs. 4. Handy Triangle Ruler: With this easy to read triangle ruler, you can effortlessly align the carpenter's square with the wood, and the recessed design facilitates sliding for easier measurements. 5. Versatile Functionality: This multi functional ruler is perfect for woodworking, engineering, and projects, offering both accuracy and convenience. Specification: Item Type: Aluminum Triangle Ruler Material: Aluminum Alloy . Package List: 1 x Triangular Ruler