Engineered with accuracy , this wide base angles rulers three size (50x40mm, 75x50mm, 100x70mm) and ±0.01mm accuracy for excellent right angles measurements in demanding projects. Crafted from strong aluminum , the erosion resistant design outperforms traditional steel models, ensuring long service reliability in harsh outdoor . Ideal for professional builders, woodworkers, and enthusiasts requiring stable accuracy for technical layouts and component alignment tasks. Perfect for construction , carpentry workshops, or metalworking projects where stable base and multiple angles verification critical. Combines flat edges square and angles finders functionality in 1 tool, streamlining complex measurements while reducing workspaces clutter for enhances productivity., Weight: 0.1653466965 pounds, Manufacturer: MEILVMEIJI