Features Durable Aluminum Alloy Construction: Built from high-quality aluminum alloy, this ruler is lightweight yet strong, ensuring longevity and resistance to deformation during projects Clear Graduations for Precision: Features clear and easy-to-read graduations, allowing for simple and accurate angle measurements for all your woodworking and industrial tasks Enhanced Oxidation Resistance: The anodized finish provides superior wear resistance and durability, protecting the ruler from scratches and ensuring it maintains its quality over time Convenient Horizontal Base Design: The practical horizontal base allows for smooth line drawing, making your measuring tasks more efficient and precise Quick Reference Conversion Table: Equipped with a user-friendly conversion table on the back, this ruler ensures fast and convenient measurements for any project you undertake Features: 1、This triangular ruler is constructed of aluminum alloy as a whole, which is light and convenient. 2、The aluminum alloy triangular ruler has clear graduations, good oxidation resistance, strong and . 3、The overall ruler body is thickened, the thickn can attain 4mm, and it is practical. 4、Adopts a horizontal base design, which is convenient to draw a line by the side and try smoothly. 5、With a conversion table on the back, measurement and reading are convenient and quick. Specification: Item Type: Triangular Ruler Material: Aluminum Alloy Thickn: Approx. 4mm / 0.2in Exterior Treatment: Oxidation 3-Side Size: Approx. 180 x 180 x 260mm / 7.1 x 7.1 x 10.2in Package List: 1 x Triangular Ruler Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List 1 x Triangular Ruler