The Guided Field Sharpener is a complete sharpening solution for field applications, and home or shop use. Easily stowed in your pack, tool or tackle box, boat, or anywhere else, this sharpener is the first angle guided, 5 stage sharpening tool designed for sportsmen who need a complete, robust, and compact field sharpening solution. Featuring 2 Diamond Plates, 2 Ceramic Rods, and 1 Leather Strop.