The MICRO 100 KS-1 The most universal sharpener ever manufactured. It sharpens fast, is durable, compact, and fits easily into your pocket, tool box, tackle box or hunting pack. The most effective sharpener you will ever use and it will literally sharpen anything with an edge from knives to scissors, chisels, carpet knives, razor blades, broad head arrows, fish hooks, serrated knives, axes, gardening tools, and even lawn mower blades. The sharpening tip is more than just a micro-grain of excellent quality. The MICRO 100 exclusive treating process allows for this product to be in a class of its own. For over 45 years, MICRO 100 is a known industry leader and internationally acclaimed when it comes to solid carbide tooling.