Usage Tips:This set of right-angle triangle rulers, protractors, and semicircular rulers is an essential tool for students and professionals alike. Ideal for geometry classes, drafting, and engineering projects, this set provides precise measurements and clear markings. The transparent plastic material ensures durability and easy visibility, making it great for classroom and office use. Features -Color:Transparent -Material: -Size:30.00X3.00X0.10cm/11.79X1.18X0.04in -Comprehensive set: this student geometry set includes all essential tools like protractors, rulers, and triangle rulers, meeting various measurement needs - material: made from sturdy plastic, this set is built to last, ensuring longterm reliability and durability for all your measuring tasks -High precision: designed for accurate angle measurements, this set helps students and professionals alike to enhance their efficiency and precision in work -Userfriendly: simple and easy to use, this set is suitable for all age groups, including students and professionals, making it a versatile tool for everyone -Portable design: with its aesthetically pleasing and compact design, this set is easy to carry and store, allowing for convenient use anytime, anywhere Package list: 6 x geometric drawing tools