Solid Construction : The heavy plastic build provides a solid foundation for accurate measurements, ensuring this ruler stands up to the demands of frequent use. Ideal For Drafting : Perfectly suited for drafting and blueprint work, this scale ruler offers the precision needed for professional results. Easy-To-Use : The triangular shape fits comfortably in your hand, allowing for smooth and controlled movements during measurements. Durability : Made to last, this scale ruler is resistant to scratches and wear, maintaining its integrity even under rigorous conditions. Precision Engineering : Accurate scales enable detailed and precise measurements, essential for architectural and engineering projects. Elevate your design work with our Engineering Scale Ruler, engineered for professionals who require a reliable tool. Its solid construction and ergonomic triangular design offer the perfect blend of strength and usability. Whether you're creating intricate blueprints or detailed floor plans, this 30cm ruler is your go-to solution for precision and durability.