Feature:1. [Versatile Tool] This triangular ruler serves multiple purposes, such as measuring, aligning, and marking, easy to use, suitable for various tasks in woodworking and layout projects.2. [Sturdy Aluminum Alloy] Crafted from sturdy yet lightweight aluminum alloy, this woodworking square protractor offers durability and a comfortable grip for extended use.3. [Anodized Design] The woodworking square undergoes anodizing process, with high hardness and wear resistance to maintain accurate markings.4. [Thickened Design] The ruler is thickened and can prevent shifting during use, reducing errors, ensuring accurate measurements in woodworking and layout applications.5. [Ideal for Professionals] Suitable for engineers, carpenters, and decorators, ideal for measuring circular materials, three dimensional workpieces, square wood, pipes, and more.Specification:Item Type: Woodworking Square ProtractorMaterial: Aluminum AlloyAngle: 45 90 DegreeApplication: Round Materials, Three Dimensional Workpieces, Square Wood, Pipes.Package List:1 x Woodworking Square Protractor