6.69 Inches

★Rulers Material: Made of plastic, which is sturdy and not easy to break, and can provide you for a long time. ★Purpose: Geometric stencils are great for art design, nut design, mechanical engineering, architecture, network technique, fractional measurement, and drawing templates in school and office. ★Various Patterns: These templates have different geometric patterns for your various choices, such as hexagon, circle, ellipse, oval and triangle, they are practical and good learning assistant.