Adjustable Triangular Scale Aluminum Architects Ruler, 12", Silver
Versatile design lets architects work quickly with maximum efficiency. Change units quickly and easily by rotating dial at either end of scale-no need to move the scale from the work surface. 12" measuring length, exact calibrations; 1/32" scale. Manufactured of the highest quality aluminum. Adjusts to 1/16, 1/8, 1/4, 1/2, 1:1 and 2:1.
Includes one triangular scale.