- Set of 3 Kozelo aluminum metric rulers, includes 15 cm and 30 cm measurements, ideal for measurement tasks in the office, crafts, classrooms, and DIY projects - Made of aluminum alloy, they offer lightness, resistance to rust and corrosion, and a long service life - Dual measurement system: scales engraved in both metric and imperial systems, with a conversion table on the back to facilitate data interpretation - Polished and burr-free surface, with holes for easy hanging and storage - 28 mm width provides stability and precision in every measurement - Suitable for technical drawing, design, paper splicing, home decoration, and manual work - Clear, wear-resistant, and easy-to-read scales, ensuring long-term accuracy - It is recommended to avoid drops or impacts to preserve the integrity of the product