Wide applications: versatile measuring ruler, with a protractor to draw the desired figure, can also draw arc curve, horizontal parallel line, vertical parallel line. This drawing ruler is built in roller, clear scale, easy sliding, stable drawing, not easy to skew, clear scale, easy to observe Multiple uses: whether you are an artist, student, pattern maker or designer, this measuring rolling ruler is a good helper for your work or study It can help students develop their own manual skills as well as their imagination to draw different design pictures Quality material: our measuring ruler tool is made of transparent plastic; It is light-weighted, easy to carry; Transparent material allows you to draw without ignoring some important figures or words
