The Mr. Pen 15 Pcs Compass Set with Swing Arm Protractor is a geometry set that includes various tools for drawing circles and angles. With a 6" swing arm protractor, this set is perfect for students and professionals alike. Made by Mr. Pen, a trusted brand in office products, this set is designed for precision and accuracy in geometric measurements. Imported from China, this set offers a comprehensive range of tools for all your geometry needs. Ideal for school supplies, this set is a must-have for anyone working in the field of geometry.