7-Inch Precision Aluminum Triangle Ruler

A 7-inch (19.4 cm) triangle ruler crafted from thick-gauge aluminum alloy for outstanding stiffness and resilience against physical impact and environmental temperature variation. Weighing 367 g, it offers substantial, well-distributed mass for accurate, fatigue-free handling during prolonged use. Its black anodised surface improves longevity and pairs with white scale markings for strong visual contrast — ensuring dependable readability in inconsistent lighting, such as shaded garages or sunlit patios. The central hinge is precisely engineered to lock securely in triangular configuration or rotate freely for use as a bevel gauge or protractor. All contact surfaces undergo multi-stage polishing to remove imperfections and prevent material snagging. A discreet top-mounted hole enables effortless wall or bench-side mounting for immediate tool access and efficient workspace management.