Butterfly 180-Degree Acrylic Protractor – 8 cm Diameter, Fan Shape with Center Hole

This 180° acrylic protractor is designed in a fan-shaped (semicircular) form with an 8 cm diameter.
It features a hole in the center as a midpoint marker, making it easier to use when measuring angles.
Made from high-quality transparent acrylic, it is strong, precise, and more durable than regular plastic protractors.