12″ triangular architect scale designed to facilitate the drafting and measuring of architectural drawings, such as floor plans, blue Prints, and orthographic projections.
Triangular ruler features 3 sides with 6 different scales, and made from high Impact aluminum, build to last.
Laser etched scales never fading. Architect ruler with durable laser cut imperial prints for accuracy. They will not wipe or scratch off ever.
Professional grade for supreme accuracy color coded triangular scale for easy and quick selection of the desired scale.
Standard imperial measurements: 1-1/2, 1, 3/4, 3/8, 3/16, 3/32, 1/2, 1/4, 1/8, 3, 16.