These rugged, professional-quality scales are made from anodized aluminum with a solid core. Printed black graduations on non-glare finish. 3010-1 Architects Scale: 1 1/2, 1,3/4,1/2,3/8,1/4, 1/8, 3/16 & 3/32" to the foot. One edge divided to 1/16" 2200M-1 Architects Scale: 1 1/2, 1,3/4,1/2,3/8,1/4, 1/8, 3/16 & 3/32" to the foot. ...