1. Material Crafted from materials, this triangle ruler offers hardness, antirust, and wearresistant properties. These features ensure longlasting functionality even with frequent use, making it for extended projects. Designed for precise drawing and measuring, it is an indispensable tool for school, office, and DIY tasks. Its sturdy construction guarantees durability in diverse conditions. 2. Increased Work Efficiency The ruler's precisionengineered design features clear and accurate scale markings, enhancing efficiency in metric measurements and accelerating workflow. 3. Optimized Marking Readability Equipped with contrast technology, this triangle ruler delivers sharp blackandwhite details for effortless readability and precise alignment every time. The crisp lines and numerals enable accurate drawing and measuring, making it a musthave for both creative projects and technical applications. 4. Wide Application for civil engineering, interior design, drawing, and teaching, this ruler adapts seamlessly to various professional and educational needs with a focus on precision and functionality. It supports exact angle and length measurements while remaining easy to handle, excelling in complex tasks where accuracy is critical. For civil engineers, designers, and educators, it provides a reliable foundation for meticulous work.