Tenare 6 Pcs Plastic Ruler Math Set Includes 12 Inch 6 Inch Straight Protractor Triangle Geometry Transparent Math Ruler Measuring Tools for School Office Home(Clear)

Complete math tool set: you will be provided with 2 protractors of 15.5 cm and 10.4 cm, 2 triangle rulers of 45 degree and 60 degree, 2 straight rulers of 6 inch/ 15 cm and 12 inch/ 31 cm, totally 6 pieces; The complete combination meets the needs of various occasions, you can choose the right ruler to work according to your needs

Accurate scale: both sides of the protractor can measure 0-180 degrees, and the scale is accurate to 1 degree, helping you to quickly measure the value; Triangle and ruler have inches and centimeters on both sides, so you can use them to measure, draw geometric figures, parabola, etc., providing you with large convenience

Hollow design: the triangle ruler and hollow type protractor adopt the middle hollow design, which can better hold the ruler; Besides, there is a hole at the bottom of the hollow type protractor, which is nice for locating the point of the figure and drawing geometric figures with different angles

Easy and fast to read: the transparent plastic material allows you to clearly see the pattern or text under the ruler, and the black mark on the ruler is convenient for you to measure better; With light weight, it can be easily put in a bag or taken to school or office

Quality material: the clear protractor ruler set is made of quality plastic, durable and sturdy, not easy to break and crack, with a certain thickness controlled, can serve yo for a long time; A practical measuring tool for artists, designers, architects, engineers, students and so on