Zonon Professional 12 Inch Large Compass with Wing for Woodworking and 6 Inch Protractor Set, Pencil Compass for Geometry Math Carpenter, Drafting,

Three Piece Geometry Set: you will receive a 12 inches large professional compass, a 6 inches protractor and a pencil, suitable for math, geometry, art, drawing and painting, suitable for most circle drawing needs 12 Inch Large Winged Compass: our large professional compass leg measure 12 inches and can draw circles up to 30 inches (76 cm) in diameter

Made of carbon steel, the metal compass is sturdy and durable, not easy to bend or break during use, suitable for long term use 6 Inch Protractor: our protractor made of plastic, measure 6.1x3.4 inches

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 Measure Math Tool: compass and protractor set are the good match, nice for drawing any angle arc and circle and measuring angle, suitable for a variety of scenarios, convenient and easy to store Wide Application: math geometry tool set are useful tools which can be applied at home, school and office for architects, engineers, artists, designers, students, teacher, carpentry and so on