Which tool is most commonly used for filing gel nails?

• A. Metal file
• B. Buffing block
• C. Emery board
• D. Nail scissors

Answer: (C)

The emery board is the most commonly used tool for filing gel nails due to its versatility and finer grit compared to other tools. It allows for precise shaping and smoothing without being too harsh on the gel surface, which is essential to maintain the integrity of the gel finish. The emery board typically has a coarse side and a finer side, making it adaptable for different stages of the filing process—initial shaping and a smooth finish.

Using a metal file could risk damaging the gel because they can be too abrasive; they are generally better suited for natural nails rather than the softer surface of gel nails. A buffing block is more focused on polishing the nail surface and not primarily for filing, while nail scissors are not designed for filing at all but rather for trimming. Thus, the emery board is the optimal choice for effectively filing gel nails while preserving their quality.