This half circle protractor is useful for drawing and measuring accurate angles. The lines are specially coated so that they won’t come off. You can measure a minimum of 0.5 degrees. The surface is slightly frosted to makes the lines more clearly visible, and also allowing you to draw on its surface with a pencil if you need to.Horizontal and vertical lines are not crossing at the marking point so you can place the point more accurately.Diameter 15cm. Thickness 1mmOnly printed with metric measurements.
