12" Architect Mechanical Engineer Scale

This quality, high-impact, shatter-resistant acrylic scale is nearly impossible to break. Precision divided, the sharp black die-cut graduations will not rub out.

1/8, 1/4, 1/2, 1 inch to the foot, open divided. 16 and 50 parts to an inch, fully divided, and 1/4-, 1/2-, 3/8-, and 3/4-size scales.