Precisions crafted from aluminum alloy, this 15cm ruler delivers accurate measurements with anti deformation stability, making it an essential measuring tool for professional and students alike Perfect for classroom geometry lessons,, or precise measurements in workshops, thanks to its compact size and surfaces Ideal for architects, artists, students, and workers requiring stationery tools for detailed projects or quick calculations on the go engineered with edges to hand injuries, this portable aluminum ruler combines professional functionality with everyday practicality in sleek, lightweight design Features clear markings for permanent visibility and a grip design that ensures control during technical drafting or everyday measurement tasks, Manufacturer: SHANGYAKEJI