Smith?s 3-Stone Sharpening System features a 6-inch Medium Synthetic Stone 6-inch Fine Arkansas Stone and 6-inch Coarse Synthetic Stone mounted on a molded plastic triangle with handles on the end for easy stone rotation and easy to read stone identification. The sturdy molded plastic base has non-skid rubber feet for safety V trough to catch the oil drippings and is easy to clean. A bottle of Premium Honing Solution and a sharpening angle guide are also included.3 Stones Mounted on Rotating Molded Plastic Triangle for Easy Stone Rotation and IdentificationMolded Plastic Base with Nonskid Rubber Feet for SafetyV Trough to Catch the SolutionPremium Honing Solution Cleans and Protects the Sharpening Surface SharpeningAngle Guide Ensures Correct Angle every timeStone Size: 6" x 1 5/8" x 3/8"Stone Grit: Coarse Synthetic Stone - 300 GritMedium Synthetic Stone - 800 GritFine Arkansas Stone - 1000 Grit