Professional-quality scales made from high-impact plastic with white, non-reflecting, dull-matte faces and tapered edges. Machine-engraved graduations and color-coded furrows. Supplied in hard plastic case. Sold individually.
Architectural Scale: 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1 1/2, 3" to the foot. One edge is graduated to 16ths.
Engineers Scale: 10, 20, 30, 40, 50, 60 parts to the inch
Metric Scale: 1:20, 1:33 1/3, 1:40, 1:50, 1:80, and 1:100