Features: Elevates your precise in art framing and drafting with the T Square Ruler, a tool engineered for accuracy with its aluminum alloy construction. This T Square Ruler boasts a unique backrest positioning designs and a high precise scale, making it indispensable 3D measuring tool for any project requiring right angles. Suitable for architects, engineers, woodworkers, and DIY enthusiasts, this ruler caters to professional and hobbyists alike who demand exactitude in their work. Whether you in buildings construction, interior decorating, or crafting intricate woodworking projects, this ruler ensures precise angls measurement and drafting efficiency. The T Square Ruler is not only a reliable partner for on site measurements but also a durability addition to any toolkit, enhancing workflows for artisans and craftsmen. Specifications: Component:Aluminum Alloy Size:Approx.Approx.170x85mm/6.69x3.35inch Note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color. Package includes: 1pc T Square Ruler