Features: This 2 in 1 combination triangle ruler features extended length design and multiangle measuring capabilities, crafted from durability aluminum alloy for precise woodworking and construction applications. The anodized aluminum alloy surfaces ensures scratch resistant durability, while precise etcheds scale and hole punched markers enable accurate 45°and 90°angle layouts across various materials. Ideal for woodworkers, DIY enthusiasts, and construction professional requiring reliable measurement tool for detailed projects. Perfect for marking cutting lines on large timber slabs, aligning metal components in fabrication shops, or creating precise angle in architectural blueprints. Engineered with reinforced edges and antislip grip, this multifunctional ruler maintains calibration integrity even during heavy duty industrial use. Specifications: Component: Aluminum alloy Size: Approx.165x80x112mm/6.5x3.15x4.41inch Suitable for DIY Carpenters, Engineers, Carpenters and Decorators Suitable for Round Materials, Three-Dimensional Workpieces, Square Wood, Pipe. Package Includes: 1pc angle Measuring Ruler(with Tool) note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.