Pacific Arc Professional Rolling Ruler / Parallel Glider - 14 inches

This multi-purpose professional rolling ruler by Pacific Arc is an easy-to-use drawing tool that combines the functions of a parallel straightedge, protractor, T-square, and compass. Made with an aluminum roller bar for smooth-gliding action, non-skid rubber rings for a firm grip on any surface, and durable acrylic with printed graduations.

This tool can be used to:

- Draw parallel lines with ease and accuracy

- Draw circles up to 16 inches in diameter using through-holes at 0.5 inch intervals

- Draw and measure angles using 1° increments