with this comprehensive ruler and protractor kit, designed for both educational and professional use. The set includes an aluminum alloy straight ruler, triangular rulers, and a protractor, all engineered for high precision. Suitable for students, engineers, and designers, this set ensures accurate measurements and performance, making it an indispensable tool for any workspace. 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 -Versatile geometry set featuring a protractor, ruler, and triangle ruler, good for a wide range of applications. - Aluminum alloy construction ensures these tools are and provide precise measurements. -good for students, engineers, and designers, this set offers the accuracy required for complex and detailed work. -Designed for durability, these metal rulers are resistant to damage, making them ideal for longterm use. -Essential for both educational and professional environments, this set is a valuable addition to any toolkit. Package list: 4 x rulers