TechnoArt T6 Triangular Scale Ruler - 1:25, 1:50, 1:100, 1:125, 1:150, 1:200, 1:250, 1:500, 1:1000, 1:1250, 1:1500, 1:2000, 1:2500

TechnoArt Triangular Scale Rulers are ideal for Plan Drawers, Architects, Workshop, Toolbox, Home Crafts, Hobbyists, Modellers, Draughtsman, Joiners, Cabinet Makers, Cardmaking , Graphic Designers.
Scale rulers are used by architects and engineers to calculate dimension in a blue print or building plan without the use of time-consuming and complicated math equations.