For a thorough cleaning, you can also use a combination of dish soap and baking soda for a gentle abrasive that helps remove stubborn dirt and sap without scratching the metal. When sharpening, consider using a bench grinder for larger tools like shovels, as it can save time and provide a consistent edge. After sharpening and cleaning, make sure to inspect the handles for any splinters or cracks; sanding them down and applying a wood preservative can keep them in good shape. Regular maintenance not only extends the life of your tools but also makes gardening much more enjoyable!