Three sides with six different scales. Engineer's scale with color coded grooves. Engineer's Full divided: 10, 20, 30, 40, 50 and ...
Green plastic with matte finish reduces glare. 9 1/4" x 5 1/4". Architect template with 56 geometric shapes and scale 1/4" = 1". ...
Three Sides With Six Different Scales Engineer's Scale With Regular Grooves Engineer's Full Divided: 10, 20, 30, 40, 50 And 60 ...