Smith’s Tri-Hone 6-inch knife sharpening system. Three-stone setup with fine, medium, and coarse grades, all mounted in the original black plastic rotating base. A practical, versatile sharpening system for kitchen knives, hunting knives, and general blade maintenance. This unit is in good used condition. The fine and medium stones are intact and functional. The coarse stone has a chip and a crack, visible in photos — disclosed here and shown clearly. The base and rotating mechanism are intact and functional. All three stones are present and seated. Ships fast! See my store for more great finds!