1、ALUMINUM ALLOY CONSTRUCTION: Made from premium aluminum alloy for a sturdy and durable structure. The sharpening jig body is heavy enough to support most chisels, wear resistant, and rust proof even after years of use. 2、EFFORTLESS KNIFE SHARPENING: The bottom of the sharpening tool features a wide hardened roller that allows for smoothly and easy sharpening. 3、EASY TOOL ADJUSTMENT: Simply rotate the nut counterclockwise to securely grip chisels or other blade tools and adjust their angles. 4、VERSATILE COMPATIBILITY: Honing guide tool is suitable for various types of chisels and blade tools, making it versatile for different woodworking tasks and projects. 5、ACCURATE AND CONVENIENT: The sturdy construction and ergonomic design provide both stability and ease of use for accurate and convenient sharpening.