Feature:1. There is an angle line hole inside to draw the line directly, which is more accurate.2. Protractor supports laser marking dial with clear handwriting, easy to use in the practical life.3. Made of stainless steel material, angle measuring tool is wear-resistant, not easy to rust.4. When it comes to the scope of application, this protractor can be used for drawing circles, measuring angles and marking.5. Entitled with practical adoptability, the ruler's high quality can keep its high performance for a long time.Specification:Item Type: ProtractorMaterial: Stainless steelMeasuring Range: 0-180 °Measurement Accuracy: 1 °Size: 125 x 67 x 1mm / 4.9 x 2.6 x 0.03inScope of Application: Drawing circles, measuring angles, marking.Package List:1 x Protractor