My first time using the wursthof sharpening stonesKramer knifehttp://amzn.to/2fAH8X9Wüsthof - Tri-Stone Sharpener- 3 Fine, Medium, and Coarse Stoneshttp://amzn.to/2uXYOETtutorials from the master himself! https://www.youtube.com/watch?v=MQFHOAEGaPMhttps://www.youtube.com/watch?v=MUdrRE7W0b4https://www.youtube.com/watch?v=kFhMGJYhYpUStone unboxinghttps://youtu.be/2tpHb-bcnc4