Ideal for professional and student architects. White, solid plastic. Die-engraved graduations. Colour-coded grooves. 12" tri-scale. 3/32, 3/16, 1/8, 1/4, 3/8, 1/2, 3/4, 1, 1-1/2, 3, 16. 12" triangular scale in Staedtler's professional series is ideal for architects. Color-coded grooves in the high-impact polystyrene 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. General Information Manufacturer:Staedtler Inc.Manufacturer Part Number:987 18-31BKManufacturer Website Address:http://www.staedtler.comBrand Name:StaedtlerProduct Name:12" Architect Triangular ScaleMarketing Information:12" triangular scale in Staedtler's professional series is ideal for architects. Color-coded grooves in the high-impact polystyrene 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.Packaged Quantity:1 EachProduct Type:Triangular Scale Product Information Length:30.48 cmWidth:2.54 cmGraduations: 3/32 3/16 1/8 1/4 3/8 1/2 3/4 1 1-1/2 3 16 Measurement System:ImperialMeasuring Edge:Triple Physical Characteristics Color Family:WhiteProduct Color:WhiteProduct Material:PolystyreneWeight (Approximate):2.88 oz (81.65 g) Miscellaneous Recycled:NoAssembly Required:NoCountry of Origin:Germany Product Numbers: 98718-31BK 031901907105 STD90710 318923 STD98718-31BK STD9871831BK