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

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 enduring 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