This is a transparent plastic full-circle protractor. It has easy-to-read scales from 0° to 360°. It also has a center hole and slits for drawing semicircles with radii of 6.5cm and 4.5cm, making it convenient for drafting. - Size: 18cm diameter - Retail Price: ¥1300 - Material: Transparent plastic - Manufacturer: KOKUYO Will be carefully packaged and shipped.