Description: Can be use as a compass, horizontal ruler, straightedge, protractor, circle template and angle template Combination Rolling Rulers, Ideal for drawing vertical lines, parallel lines, charts, graphs, circles, 3-D drawings etc... Suitable for drawing parallel lines, circles, angles and other geometrical shapes Ideal for students, artists, and designers Very useful tool for measurement Specification: Material: Plastic Size: Approx. 30 x 6 cm / 11.81 x 2.36 inch Package Includes: 1 Piece Rolling Parallel Ruler
