• Set of 3 multifunctional geometric rulers ideal for technical drawing and measurement • Allows you to draw straight lines, circles, rectangles, triangles, arcs, parallelograms, and other geometric figures • Features 14 geometric patterns to draw various shapes, including horizontal and vertical parallel lines • The central part of the ruler is movable for ease of use and flexibility • Portable tool that replaces straight, triangular, and circular rulers, saving space and time • Made of durable, transparent plastic with smooth edges for safe use • Suitable for students of different educational levels and professionals such as designers, teachers, and model makers • Approximate sizes: 19 x 7.8 x 0.3 cm and 20.3 x 8.3 cm • There may be slight differences in measurements due to manual measurement • Color may vary slightly depending on monitor and lighting