6) Rub any rusty tools with sandpaper and use a nail file to get at the hard-to-reach areas
7) Scrub dry skin on your feet with a nail file
This is ideal for small areas of dryness that need extra care, and it is gentler than a pumice stone.
8) If you have glue on your hands, a nail file will quickly get rid of it
9) A simple technique for removing pilling from clothes
Use a nail file to remove the pilling, and give the garment a rub of a lint roller to remove the fluff afterwards.