Material Aluminum alloy provides strength, ensuring durability and longevity. DoubleSided Scale Metric and British scales on opposite sides for convenient measurement across a range of tasks. Convenient Conversion A conversion table is attached to the ruler for quick and easy measurement conversions without needing a separate chart or device. Polished Angles Angles are specially polished to deliver a smooth finish that won't scratch surfaces and presents a clean, leveling appearance. Use scenarios Woodworking and carpentry Use the dual scales to measure and mark cut lines on boards, transfer dimensions between parts, and verify lengths during assembly. Metalworking and fabrication Check dimensions on brackets and components on site, perform layout measurements, and confirm fit before cutting or drilling. Home improvement and DIY Measure spaces for shelves, furniture alignment, and hanging hardware, and perform quick unit conversions on the fly during projects.