Protractor 4 Inch Acrylic 360 Degree
Professional Protractors Made from pure clear acrylic to ensure long life and value. Graduations are etched onto the surface to prevent wearing off. A protractor is a measuring instrument for measuring angles. Most protractors measure angles in degrees (º). Most protractors are divided into 180 equal parts. They are used for a variety of mechanical and engineering-related applications, but perhaps the most common use is in geometry lessons in schools.
Price:
$2.25