Features: 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. Features clear markings for permanent visibility and a grip design that ensures control during technical drafting or everyday measurement tasks. Ideal for architects, artists, students, and office workers requiring stationery tools for detailed projects or quick calculations on the go. Perfect for classroom geometry lessons, crafts, or precise measurements in workshops, thanks to its compact size and scratch resistant surfaces. Safety engineered with polished edges to prevent hand injuries, this portable aluminum ruler combines professional functionality with everyday practicality in sleek, lightweight design. Specifications: Component: aluminum alloy Size: about. 15.9x2.3cm/6.26x0.91in Color: 4 color optional Package Includes: 2pcs Straight Ruler note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.