Architectural Scale Ruler, 12" Aluminum Architect Scale, Triangular Ruler for Blueprint, Triangle Drafting Metal Architecture

12 inch 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 The metal ruler will not fade. Scale bars come with long-lasting laser-cut imperial prints to ensure accuracy. They will never be wiped off or scraped off Professional grade for supreme accuracy color coded triangular scale for easy and quick selection of the desired scale The clear ruler is marked with standard imperial measurements: 1-1/2, 1, 3/4, 3/8, 3/16, 3/32, 1/2, 1/4, 1/8, 3, 16, Manufacturer: tzmj