This glass breaks just like any other glass, so be good to it and it will be good to you. Metal nail files are great for thicker nails—like acrylic or gel nails—because they're made of ground metals that are abrasive enough to file down the plastic. The coarse grit used in metal files tends to cause nail damage.
How do you clean a nail file?
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- Fill your sink with warm to hot water, and add a few drops of antibacterial soap.
- Drop in your nail file.
- Scrub the nail file with a nail brush.
- Drain the sink and rinse the nail file with clean water to remove all soap.
- Lay the nail file on a clean towel to dry.
What Grit is a nail file?
Any nail technician can do the full range of nail services with just four basic nail files: a coarse file (around 100 grit) for shaping acrylic and taking the length or surface down quickly; a medium file (180-220 grit) for smoothing artificial nails and shaping artificial and natural nails; a fine file (400-600 grit)