1.Versatile Multi-Angle Measuring Tool: This tool is designed to measure or mark angles from 0 to 90 degrees quickly and accurately. It includes preset angles of 22.5°, 30°, 45°, 60c, 67.5° and 75° , and corresponding Φ1/4 holes for angle pins. Ideal for woodpeckers tools for woodworking, engineering, and construction tasks. 2.Accurate & Clear Markings: Our woodworking ruler features laser-printed scale lines for precision and longevity. Coated with protective powder, these markings are clear, easy to read, and resistant to wear, making it the perfect tool for your woodworking projects. 3.Premium Woodworking Square: Crafted from top-quality aluminum alloy, our woodworking square boasts a smooth surface due to multiple polishing processes, ensuring user and durability. 4.Convenient & : With its easy disassembly and portability, this multi-angle measuring ruler makes marking or checking lines on wooden boards a breeze. The set includes fixed angle pins, a multi-angle measuring ruler, hex screws, and an Allen wrench, making it a convenient slide ruler for engineers and carpenters alike.