Ludwig Precision Scholastic Aluminum T-Square 24"
A terrific choice for the art or drafting student. Scholastic T-square is made from extruded aluminum and calibrated to 32nds throughout the first 6" on the top edge; centimeter and millimeter measurements along the bottom edge. Wide, stable plastic head is calibrated to 4" on both sides of the blade. 1.6mm thick. 24".