Alumicolor 82048 Ludwig Precision 48-Inch Standard T-Square

Ludwig precision's scholastic squares are a terrific choice for the art or drafting student. Made from extruded aluminum and feature a 1.5 inch by 1.6 millimeter thick blade that is conveniently calibrated in both inches and centimeters. The first 6 inches along the top edge are calibrated to 32nds of inch for detailed measurements. These squares have a solid, high-quality plastic head that has calibrations out to 4 inches on each side of the blade. 48 inches in length.