the Fine Darlac Diamond Sharpener Continues To Sharpen Blades, Even When It Smooths Out And 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 And Pruning Tools In Optimum Condition.fine Diamond Sharpenerideal For Sharpening Secateurs, Pruners, Knives And Small Bladesdiamond Sharpeners Remove Less Steelstill Sharpens Even When It Smooths Outfull Instructions Included