The Staedtler Mars 12" Plastic Engineer Ruler is a must-have tool for precision and accuracy in your drafting and engineering projects. Made from durable, high-quality plastic, this ruler features clear, easy-to-read markings in both inches and centimeters, ensuring you can measure with confidence. Its lightweight design makes it easy to handle, while the smooth edges allow for effortless gliding across paper. The sleek white finish not only looks professional but also resists wear and tear. Perfect for students, architects, and engineers alike, this ruler is an essential addition to your toolkit!