✔ Multi functional drawing ruler: it can be used
to draw plane/solid geometric figures, distinguish/measure/draw angles, and draw parabolas.
✔ Simple, practical and precise Templates Drawing Ruler.
✔ Great help for students and children learning use, also a practical and promotional gift for your child.
✔ Suitable for various occasions: you can use them in art design, architecture, technique, fractional.
✔ Measurement, and drawing templates in school and office.