Features Durable Engineering Plastic: Constructed with durable engineering plastic, ensuring high hardness and fall resistance, making it strong, durable, and easy to carry for convenience and longevity. Multiple Angle Measurement: Features 45° and 22.5° right angle positioning rulers that allow for easy and precise angle measurements, enhancing accuracy and efficiency in woodworking projects. Clear Scale and Rapid Measurement: Equipped with a clear scale for durable wear resistance, enabling rapid measurement and data reading, saving time and ensuring precise results. Simple and Accurate: Boasts a simple structure for easy usability, providing high accuracy and a wide range of uses, making it suitable for various woodworking applications. Practical Auxiliary Marking Tool: Designed as a practical auxiliary marking tool, ideal for woodworking projects and DIY hobbyists, enhancing Clearcutness and efficiency in marking and positioning tasks. Specification: Item Type: Angle Ruler Material: Engineering Plastics Color: As Pictures Shown Product Size: Approx. 3in/8cm Weight: Approx. 220g/7.8oz Purpose: Carpenter's Right Angle Positioning, Angle Fixing Ruler. Package List: Item Type: Angle Ruler Material: Engineering Plastics Color: As Pictures Shown Product Size: Approx. 3in/8cm Weight: Approx. 220g/7.8oz Purpose: Carpenter's Right Angle Positioning, Angle Fixing Ruler. Package List 10 x 90° Angle Ruler