Ideal for school, office, and home use, this set offers a comprehensive solution for measuring angles and lengths. The combination of a protractor and different types of rulers meets diverse needs, from simple drawings to complex engineering projects. Its high accuracy and construction make it a reliable choice for professionals and students alike. Features -Color:Blue -Material:Aluminium alloy -Size:16.00X2.40X0.10cm/6.29X0.94X0.04in -Size:11.90X7.00X0.10cm/4.68X2.75X0.04in -Size:11.90X6.20X0.10cm/4.68X2.44X0.04in -Size:9.10X5.70X0.10cm/3.58X2.24X0.04in -Comprehensive set featuring a protractor, straight ruler, and triangle ruler, suitable for diverse applications. -Crafted from aluminum alloy, these tools offer exceptional durability and precision for all your measuring needs. -good for students, architects, and artists, this set provides the accuracy required for detailed and complex projects. -Designed for longevity, these metal rulers are resistant to wear and tear, ensuring consistent performance over time. -Ideal for both classroom and professional use, this set is a valuable addition to any stationery or drafting collection. Package list: 12 x rulers