Smith’s Diamond/Arkansas Stones Precision Knife Sharpening System offers an easy way to sharpen all types of knives . . . INCLUDING SERRATED. The fabric storage pouch makes this kit portable and easy to store, and the 1-inch wide stones makes sharpening safe, fast, and easy. The kit comes with a Coarse Diamond Stone, Fine Diamond Stone, Fine Arkansas Stone, Medium Triangular shaped Ceramic Stone for serrated edges only, and Premium Honing Solution.