With lightweight, high strength, and corrosion resistance, this product is made of aluminum alloy material, ensures the product's durability and practicality. Fine sandblasting and oxidation treatments enhance the durability, which makes it beautiful and wear-resistant. Adopting metric and imperial dual scales design, covering the measuring ranges of 0-120mm and 0-4 1/2 inches, the scale is easy to read. Roller structure design, when pushing the plate for cutting, the roller drives the plate forward, ensuring smooth and unhindered movement, greatly enhancing the stability and accuracy of the cutting process. Features: Aluminum Alloy Construction: With lightweight, high strength, and corrosion resistance, this product is made of aluminum alloy material, offers a flexible structural design that is easy to process and mold and ensures the product's durability and practicality. Enhanced Technology: Fine sandblasting and oxidation treatments enhance the durability, which makes it beautiful and wear-resistant, effectively extending its service lifespan. Precise Cutting & Perfect Details: The cutting edges are neat and smooth by adapting the refined spraying technology and edges grinding process, providing a comfortable user experience. Metric-Inch Dual Scale Design: Adopting metric and imperial dual scales design, covering the measuring ranges of 0-120mm and 0-4 1/2 inches, the scale is easy to read, meeting the needs of different users and enhancing work efficiency. Roller Design: The design incorporates a roller structure. When pushing the plate for cutting, the roller drives the plate forward, ensuring smooth and unhindered movement, greatly enhancing the stability and accuracy of the cutting process. Specifications: Name: Woodworking Ruler Material: aluminum alloy Item size: 18.5*11*4.1cm / 7.28 * 4.33 * 1.61in Package size: 20*14*4cm / 7.9*5.5*1.6in Packing List: 1 * Woodworking Ruler 2 * Screw