ACME Westcott Architect's Scholastic Scale TS-656

Printed in three colors for easy scale identification, fully divided below zero, premium engraved scale. Clearly defined and easily readable measurements make it perfect for school or work. Numbered 3/32, 1/8, 3/16, 1/4, 3/8, 1/2, 3/4, 1, 1 1/2, 3 to the foot and 16ths to the inch.