Features Durable Aluminum Alloy Construction: Made from high-quality aluminum alloy, this rafter square offers exceptional strength and lightweight convenience for all your woodworking projects Precision Laser Engraved Scale: Features a permanent scale with clear markings, ensuring accurate measurements down to the finest millimeter for reliable and consistent results Versatile Removable Ruler: Includes a detachable stainless steel short ruler that enhances versatility, allowing for easy sliding measurements and improved practicality during use Easy-to-Read Level: Equipped with an integrated level and embedded magnets, this triangle square supports flush positioning against wood, ensuring accurate horizontal lines every time Multi-Functional Design: Ideal for marking squares, 45-degree angles, and horizontal bases, this carpenter square is perfect for both professional woodworkers and DIY enthusiasts alike Features: 1、ALUMINUM ALLOY: Rafter square is made of aluminum alloy, which is strong, , hard and resistant, and the has been polished many times, safe to use, easy to carry. 2、 SCALE: Triangle square has and clear scale and permanent markings, it provides measurements, marked to the finest millimeter, with easy readability and long term use. 3、EASY TO READ: Aluminum alloy rafter square has an easy to read level that you can easily support the triangle ruler flush with the wood, with embedded magnets for good suction. 4、REMOVABLE SHORT RULER: Woodworking triangle ruler has a stainl steel short ruler, easy to remove, easy to slide measurement, increasing the practicality and versatility of the product. 5、MULTIPLE USES: Carpenter square is suitable for marking square and 45 degree lines, protractors, framing squares, triangle squares, and marking horizontal bases, making it an ideal tool for woodworkers and builders. Specification: Item Type: Rafter Square Material: Aluminum Alloy Package List: 1 x Rafter Square Package List 1 x Rafter Square