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2 Piece math set: compass and protractor are great for drawing circle and measuring angle, good for students, teachers, engineers, designers, artists, etc.
2 Diverse tips design compass: compass is made of stainless steel, sturdy mechanism can hold a radius well; The opposite side of the pencil end is an adjustable separated jaw which allows you to fix the ink or paint
Integrated compass package: compass comes with a clear box, contain 1 piece geometry compass and 1 box refill packaged in a transparent box, convenient for organized and carry
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
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 lead down; You can tighten the screw after using pencil lead replace divider part