- Set of 3 straight aluminum rulers, 20 cm (8 inches) in length and 28 mm wide - High-quality material: aluminum alloy, lightweight, resistant to rust and corrosion - Double scale: metric and imperial, precisely engraved and highly visible - Integrated conversion table on the back for quick calculations - Versatile use: suitable for office, crafts, classrooms, drawing, decoration, and design work - Wear-resistant scale, does not fade with prolonged use - Perfect for measuring tasks, paper cutting, and creative projects