[DURABLE AND PRECISE ALUMINUM ALLOY] Made of strong and erosion-proof aluminum alloy, this rafter square ensures long-lasting use. The precise scale provides accurate measurements marked to the finest millimeter. [EASY-TO-READ LEVEL] The easy-to-read level allows for seamless support of the ruler flush with wood. Embedded magnets provide good suction for added convenience. [REMOVABLE STAINLESS STEEL RULER] The detachable short ruler is made of stainless steel, making it easy to slide and increasing the practicality of the product. [VERSATILE TOOL FOR WOODWORKERS] This carpenter square is suitable for various tasks including marking square and 45-degree lines, protractors, framing squares, and more. Ideal for woodworkers and builders. [COMPACT AND PORTABLE] With a polished surface, this aluminum alloy rafter square is safe to use and easy to carry, making it a convenient tool for woodworking., Manufacturer: Jelquix