Staedtler Student Series 12" Triangular Scale - 12" Length 1" Width - 3/32, 1/8, 3/16, 1/4, 3/8, 1/2, 3/4, 1, 1-1/2 Graduations - Imperial, Metric Measuring System - Polystyrene - 1 Each - White

12" triangular scale in Staedtler's student series is ideal for students of architecture. Three sides with six different scales feature die-engraved graduations. Easy-to-read printed graduations will not rub off. Architect triangular scale is open divided: 3/32", 1/8", 3/16", 1/4", 3/8", 1/2", 3/4", 1", 1-1/2", 3" = 1'. Measurements are fully divided in inches to 16ths. Triangular scale is made of high-impact polystyrene plastic.