Features:_x000D_Versatile And Universal: Precise centimeter scale for measurement. Easy to use for all levels of students, engineers, designers, artists, teachers to draft, paint, draw school or office projects._x000D_Sturdy: The compasses for geometry are made of metal and the geometric tools are constructed of high-quality plastic, which are strong and can be used for years._x000D_Ergonomic Design - Greatly improves the safety and comfort of using the compasses, which work with pencils and leads, thus ensuring that users finish mathematical tasks or building plans with high efficiency._x000D_Portable With Storage Box - Packed with a shatter-proof case, the geometric toolbox is easy to carry and safe for keeping. You can easily put the measuring instruments in your pocket and the tool will come in handy as soon as you need it._x000D_More Usage Scenarios: The protractor and compasses set is well crafted, tool that you can create accurates and precise drafts, blueprints, crafts, designs and more with eases. Suitable for student, teachers, and more. Great for drawing vertical lines, parallel lines, triangles, circles, rectangles, pentagons and almost any geometric shape._x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_ _x000D_Description:_x000D_Size: As picture show _x000D_Package: Includes: eraser, 15cm straightedge, replacement pencil-lead, protractor, circle ruler, 45 triangle-ruler, 60 triangle-rulerPackage List:_x000D_1x Students Study Geometry Set