Features [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. [Sturdy Aluminum Alloy] Crafted from sturdy yet lightweight aluminum alloy, this woodworking square protractor offers durability and a comfortable grip for extended use. [Anodized Design] The woodworking square undergoes anodizing process, with high hardness and wear to maintain accurate markings. [Thickened Design] The ruler is thickened and can prevent shifting during use, reducing errors, ensuring accurate measurements in woodworking and layout applications. [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 Protractor Material: Aluminum Alloy Angle: 45 90 Degree Application: Round Materials, Three Dimensional Workpieces, Square Wood, Pipes How to Use: Remove the product for direct use. Package List: 1 x Woodworking Square Protractor Package List 1 x Woodworking Square Protractor