Staedtler Mars 987 18-31 9871831 Architect Triangular Scale. 12" triangular scale in Staedtler's professional series is ideal for architects. Color-coded grooves in the high-impact polystyrene plastic ensure quick and accurate selection of the desired scale. Three sides with six different scales feature die-engraved graduations. 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. Easy-to-read printed graduations will not rub off.
12" triangular scale in Staedtler's professional series is ideal for architects. Color-coded grooves in the high-impact polystyrene plastic ensure quick and accurate selection of the desired scale. Three sides with six different scales feature die-engraved graduations. 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. Easy-to-read printed graduations will not rub off.