Rulers

Versatile design lets architects work with maximum efficiency. Change units by rotating dial at either end of scale without moving scale from work surface. 12" measuring length, 1/32" scale. Exact calibrations. Highest quality aluminum. Adjusts to 1/16,...

Designed for the exacting needs of engineers. Change units quickly and easily by rotating dial at either end of scale. 12" measuring length, exact calibrations. Highest quality aluminum. Adjusts to 10, 20, 40 and 50 parts to the inch. Aluminum Engineers...