the Fine Darlac Diamond Sharpener Continues To Sharpen Blades, Even When It Smooths Out & Using A Diamond Sharpener Removes Less Steel When Creating A Sharp Edge.full Instructions Are Included With The Tool Sharpener Which Is Bound To Become A Firm Favourite In The Garden Tool Shed, Helping Maintain Your Cutting & Pruning Tools In Optimum Condition.fine Diamond Sharpenerideal For Sharpening Secateurs, Pruners, Knives & Small Bladesdiamond Sharpeners Remove Less Steelstill Sharpens Even When It Smooths Outfull Instructions Included