Outdoor hook file - Lightweight and simple design for outdoor use. Its small form lets you store it in your bag and take it with you without adding bulk. Professional hook file - Small and portable with PVC and diamond materials for durability. Designed to be reliable and not easy to break, easy to carry on trips. SMALL - Simple fishing hook sharpener that is lightweight and pocket friendly, enabling you to carry it anywhere without extra burden. Fishing Hook Sharpener - Rounded tip for easier use and safe handling. Stored and transported conveniently in the storage box. Use scenarios - Before a fishing trip, quickly touch up hooks to maintain a sharp edge for better performance. - On lakeside, by the boat, or while camping, perform on-the-spot hook maintenance without tools. - In your gear bag or pocket, keep hooks ready for immediate sharpening and safe storage between uses.