Rugged, professional-quality scales are made from anodized aluminum with a solid core. Printed black graduations on non-glare finish and color-coded furrows. Available in English and metric. Sold individually, shrink-wrapped. All architect scales have the following graduations unless otherwise noted: 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 11/2, 3 to the foot; one edge to 16ths.