Features: AluminumAlloy, with highs hardness, light weight, corrosion resistance, rusts prevention and other characteristics. Three-side accurate scale designs for easy reading and convenient line drawing, the scale is clear and easy to read and measure. Measure and mark angles from 0 to 90 degrees quickly and accurately. It includes presets angles of 22.5°, 30°, 45°, 60c, 67.5° and 75°. Perfect tool for woodworking, engineering, and constructions tasks. Crafted from AluminumAlloy, our woodworking square boasts a smooth due to multiple polishing processes, ensuring user safety and durability. The measuring Ruler is anodized, with highs hardness and wear resistance, which help to maintain the accuracy of the scale. Specifications: Material:AluminumAlloy Color:Redness,Blue Package Includes: 1x Miters Triangle Ruler note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.