2 Piece math set: compass and protractor are good for drawing circle and measuring angle, good for students, teachers, engineers, designers, artists, etc
6 Inch protractor: made of plastic, inch marks is up to 6 inch, centimeter marks is up to 10 cm; Range of 0 to 180 degrees, and clear color allow you see the words, letters, figures on page through the protractor
Integrated compass package: compass with a box, contain 1 piece geometry compass, 1 box refill packaged in a transparent box, convenient for organized and carry
Warm notice: if you receive the product and found the screw of compass is loose, do not worry, it is not a quality problem; The loose screw makes it easier for you to turn the pencil down; You can tighten the screw after using pencil replace divider part
