Chartpak Plastic Triangular Scales - 12" Length 1" Width - 1/20, 1/10, 1/50, 1/30, 1/40, 1/60 Graduations - Imperial, Metric Measuring System - Plastic - 1 Each - White
CHAP232ET
Triangular scale is precision-etched for accuracy. Exclusive, open-face number design makes measurements easy to read for engineers. Scale is made of durable, laminated plastic. Graduations include 10, 20, 30, 40, 50, and 60 parts per inch.