STOBOK 2Pcs Protractor 360 Degree with Swing Arm Circle Protractor Ruler Drafting Tools for Kids Classroom Protractor Measuring

Ruler – 360 Degree Protractor Is Perfect For Measuring Angels Greater Than 180 Degrees.Math Geometry Set- With high accuracy scales, allow you to easily read for your conveniences, which is practical to use for daily work.
Protractor Measuring Tool- Swing arm provides straight- guide for drawing angles.The scales on this circle protractor are not easy to fade, look clear even after used for many times.
Classroom Protractor Measuring- This protractor is suitable for drawing, architectural design, woodworking, angle and length measurement, etc.It is suitable for school study and an excellent math tool for office school students.
Perfect Design- Fine workmanship ensure its practicability and durability, this circle protractor can companion you for time.The swing arm provides straight guidance for the drawing angle.
Widely Use- Highly craftwork finishes can help you 360 circle measuring, great helper for students learning use.Great studying tool for student, also a great maths tools for office supplies.

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