The Triangular Scale Ruler T1 is ideal for Plan Drawers, Architects, Modellers, Draughtsman, Joiners, Cabinet Makers. Isomars triangular scale (T1) is a stylish rule suitable for architects.

Isomars 30cm triangular scale is made of white plastic with precision divisions. Dimensions are in (cm) and (m) for easier working.

Isomars is one of the leading manufacturers and suppliers of all kinds of Technical Drawing instruments since the year 1959. 

 Triangular Scale ratio(1.10-1.750). An architect’s scale is a specialized ruler designed to facilitate the drafting and measuring of architectural drawings. Such floor plans and orthographic projections. The scale of such drawings are often smaller than life-size. therefore an architect’s scale features multiple units of length and proportional length increments.