All in one blade maintenance tool for rough and fine grinding, trimming and rust removal to support the maintenance needs of a variety of cutting tools Key benefits - Keeps edges sharp and ready: combines coarse and fine grinding with trimming to restore sharpness and remove burrs on different cutting tools - Restores rusty blades: includes rust removal capability to help extend tool life and improve cutting performance - Safe to use: anti slip features and a protective safety shield designed to improve control and reduce the risk of injury during sharpening - Portable and convenient: lightweight design with hanging rings for easy storage and transport - Multi function in one tool: performs sharpening, trimming and rust removal in a single compact device for practical use Why customers need this tool - Maintains a variety of tools without multiple devices - Quickly refreshes dull edges and removes rust to restore performance - Safe to operate in home, workshop, kitchen, garden or outdoor environments - Easy to store and carry, enabling ready blade care wherever you go Specifications and attributes emphasized - Function: sharpening, trimming, rust removal - Compatibility: suitable for different cutting tools that require edge maintenance - Portability: lightweight, with hanging rings for hanging on backpacks, belts or keychains - Safety: anti slip base and safety shield designed to improve operator safety Use scenarios - Home kitchen: restore dull kitchen knives, trim burrs after sharpening, and remove minor rust to regain edge quality - Outdoor camping or field work: sharpen camp knives and multi tools on site, trim minor nicks, and address rust to keep blades ready for use; the hanging ring makes packing and access convenient - Garden and workshop: maintain pruning shears, scissors, and small blades; remove surface rust and reestablish a clean cutting edge for precise work Overall, this multi function sharpener provides a practical, safe, and portable solution for maintaining and extending the life of various cutting tools through sharpening, trimming and rust removal in a single device