In addition to the 100/200 and 400/600 stones that come standard with the Wicked Edge, we offer the 50/80, 800/1000, 1200/1600, and the new .6/1.4 micron Wicked Edge accessory stones. The Wicked Edge 50/80 (Extra Coarse/Extra, Extra Coarse) diamond stones are great for repairing damaged or badly worn edges. While intended for use with the Wicked Edge Knife Sharpener, these stones can also be used in the traditional manner. Each accessory stone is a two-sided combination stone. Each order comes with 4 stones mounted on 2 hones as shown in the picture. The Wicked Edge accessory stones allow you to get the razor edge you need. You will not be disappointed! Authorized Reseller. Ships direct from our store.