Are you looking for a professional, yet drawing compass ruler set? Are you in search of a sturdy, trustworthy tool that can be used to do multiple jobs at once? , ! Our high class drawing compass ruler set must meet your needs. It is one of the for you. You can easily buy this set of practical math kit at an . Features - - Material: Plastic, metal. - Size: 17.00X7.00X3.00cm/6.68X2.75X1.18inch. - Made of premium metal and plastic material, craftsmanship makes them not easy to bend or break. - Can help you design different graphs, which is suitable for professionals, designers, students, etc. - Perfect for math, , art, design, drafting, drawing, and other fields. - Excellent for use in school, woodworking, or at home. The best circle drawing tool for student, artist, mathematician, carpenter. - You can easily buy this set of practical math kit at an . Package list: 1 x eraser 3 x rulers 1 x compass 1 x protractor 1 box x refills