Features Precision Engineering: Crafted from high-quality aluminum alloy, this rafter square offers exceptional strength, durability, and corrosion resistance, ensuring long-term reliability and safety in use. Accurate Measurements: The triangle square features precise and clear scale with permanent markings, providing exact measurements marked to the finest millimeter for precise woodworking tasks. Easy Level Reading: The aluminum alloy rafter square comes with an easy-to-read level for seamless support and features embedded magnets for secure positioning on the wood surface. Versatile Design: With a removable stainless steel short ruler, this woodworking triangle ruler enhances practicality and flexibility, making measurements and marking tasks effortless. Multi-Purpose Tool: Suitable for marking square and 45-degree lines, protractors, framing squares, and more, this carpenter square is an essential tool for woodworkers and builders. Accurate Woodworking Triangle Square Experience precise woodworking with yunyi's 7 Inch Rafter Square. Crafted from durable aluminum alloy, this tool provides long-term usability and corrosion resistance. Its clear scale and easy-to-read level, along with the removable short ruler, make it ideal for marking square and 45-degree lines, meeting the needs of woodworkers and builders. Package List 1 x Rafter Square