2 Pcs 360 Degree Protractor Set, 10cm Clear Swing Arm Plastic Protractor, 360° Full Circle Angle Finder Measuring Tool for School Office Students Math Geometry Drafting, （Red & Blue Random Color）

• Clear Plastic Material — Made of durable transparent plastic with smooth edges. Thick structure resists breaking and deformation, clear scale never fades for long-term use.
• 360° Full Circle Design — Equipped with flexible swing arm to realize all-round angle measurement. Wider measuring range than common protractors for diverse geometric tasks.
• High Measurement Accuracy — Transparent body avoids visual blockage. Movable arm locks firmly to ensure precise reading during drawing and measuring work.
• 10cm Portable Size — Compact and lightweight, easy to put into pencil cases and drawers. Great for carrying to classroom, office and other occasions.
• Wide Application — 2-piece set ideal for student math learning, classroom geometry, office drafting and daily angle measurement, practical for daily use.

This 2-piece 360° swing arm protractor set is a practical measuring tool designed for angle calculation and geometric drawing. Made of high-quality transparent plastic, the full-circle protractor features clear scale markings that allow you to read data effortlessly. Equipped with a flexible swing arm, it supports 360-degree all-round angle measurement, breaking the limitation of ordinary semicircular protractors. With a standard 10cm size, it is lightweight and easy to grip, perfectly suited for daily math learning, geometric exercises and hand-drafting work for students of all ages. The transparent body lets you directly observe lines and figures below while measuring, effectively avoiding visual obstruction and improving overall accuracy. The swing arm moves smoothly and stays fixed steadily after adjustment, ensuring stable measurement results during repeated use. The plastic material is sturdy and not easy to break or deform, able to withstand frequent carrying and long-term use in school and office environments. Each scale is printed clearly and will not fade easily, maintaining good performance after plenty of drawing and measuring tasks. This versatile angle finder fits a wide range of usage scenarios. It is an essential stationery for classrooms, helping teachers and students finish geometry courses, homework and exam exercises efficiently. It also works well in offices for manual drafting, graphic design and routine angle measurement work. Its compact size makes it convenient to store in pencil cases, tool boxes or desk drawers, and you can carry it around to meet measuring needs anytime and anywhere. The 2-piece pack offers sufficient quantity for personal use or spare replacement. Focusing on practicality and precision, this full circle protractor set combines reliable quality and user-friendly design. Every detail is finely processed to deliver a smooth using experience. Whether you are looking for standard math tools for school learning or portable measuring aids for office drafting, this 360° swing arm protractor is a cost-effective and dependable choice to meet your daily measurement demands.