This geometric ruler set is a must-have for students and professionals in the field of mathematics and design. The set features a variety of rulers and a protractor, all crafted from aluminum alloy for accuracy and durability. Whether you're working on school assignments or professional drafts, this set provides the tools you need for precise measurements. 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 -This comprehensive geometry set includes essential tools like a protractor, straight ruler, and triangle ruler, ensuring you have everything needed for precise measurements. -Crafted from aluminum alloy, these measurement tools are designed to deliver exceptional accuracy and durability, making them ideal for long-term use. -Whether you're a student, professional, or hobbyist, this set provides the high precision required for detailed and intricate projects, ensuring reliable results every time. -These metal rulers are engineered to resist breaking and bending, making them good for consistent use in various settings, from classrooms to professional studios. -good for both educational and professional environments, this set is indispensable for anyone engaged in drafting or measurement tasks, offering the reliability and accuracy you need. Package list: 4 x rulers