This 12" yellow plastic triangular architect scale is ideal for scholastic and vocational use. Satin finish, high-impact plastic with tapered edges. Sharp, easy-to-read graduations resist wear. Eye-saver yellow. Graduated as noted: 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1-1/2, 3 inches to the foot; one edge to 16ths. Alvin 110PY architect scales are quality-made in Germany.