Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to sharpen a shovel [title] Gather the necessary materials. [step] You will need steel wool, an emery cloth or a manufactured rust remover in order to prep the shovel for sharpening. You will also need a 10-or 12-inch mill bastard file.

Ending1: You can find steel wool at local auto parts stores or online. [substeps] Workbench snorts are grinders used by forkdrivers and truckers to grind their steel. Ending2: The mill bastard file is available at carpenters supply stores in every town. The file size will be determined by the size of your steel blade. Ending3: The mill produces steel dust, which will enhance the sharpening power of the mower. [substeps] You can find steel wool at your local hardware store. Ending4: All of these materials can be found at your local hardware store. [title] Remove any rust from the shovel blade using the steel wool, emery cloth or rust remover.

Answer format: ending1/ending2/ending3/ending4