Features: Durability Steel Construction: Made from quality steel for excellent wear resistance and rust protections. Ensures stable performances with three needle five thread sewing machines in various sewing environment, ideal for long term use. Adjustable Width Design: Features a unique width adjustable mechanism to accommodate both thin and thick fabrics. Easily handle different materials thicknesses for efficient workflow transfer. Precise Guide Systems: Equipped with high accuracy guide systems for millimeter levels stitching alignment. Ensures consistent sewing precise to meet detailed craftsmanship requirements. Fast Installation: Simple to install and replace without additional tools, saving time for busy tailors and production lines. Enhances overall work efficiency with quick setup. Versatile Application: Suitable for professional garment factories, leather processing, and home sewing projects. Practical for both professional tailors and hobbyists seeking reliability performances. Specifications: Component: steel Size:Approx.9.5x1.8cm/3.74x0.7in,7.3x4.8cm/2.87x1.89inch Usage scenarios: professional clothing production, leather processing, home sewing; Package Includes: 1set Steel Edges Guide note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.