Architectural Scale Ruler Two 12 Inch Triangular Aluminum Architect Scale Imperial Blueprints Ruler Metal Ruler Drafting Ruler Architect Ruler Metal Ruler for Engineers Students Draftsman

12 Inch Architectural Scale Ruler Why choose us? Our architectural scale ruler uses laser etched technology, the scale is clearly visible, wear-resistant and durable, not easy to wear, and it is clear and clear to use. The numbers on the scale will never fade or be scratched¡£ Features£º High-grade anodized aluminum 12 inch Imperial scales Three sides imperial scales: 1:10, 1:20, 1:30, 1:40, 1:50, 1:60 (engineer) and 1-1/2", 1, 3/4", 3/8", 3/16", 3/32", 1/2", 1/4", 1/8", 3, 16 (architect)" Ideal for architects, engineers, teachers, draftsmen and students Customer satisfaction is our biggest motivation. Please feel free to contact us without hesitation when you have any questions with our products.