NIC Nail Technician Written ExamNail Technology ProceduresMedium
A technician is performing a 'dry pedicure' using an electric file. Which e-file bit material is generally recommended for gently removing calluses and smoothing rough skin on the feet, rather than for aggressive reduction?
- ADiamond bit
- BCarbide bit
- CSanding band (medium grit)
- DCeramic bit
Show answer & explanationAnswer & explanation
Correct answer: D. Ceramic bit
Ceramic bits are known for their smooth cutting action, durability, and ability to generate less heat, making them ideal for gently smoothing calluses and rough skin without being overly aggressive.
Why the other options are wrong
- A. Diamond bits are also very abrasive and used for heavy callus reduction or shaping enhancements.
- B. Carbide bits are very aggressive and typically used for quickly reducing product or thick calluses, not gentle smoothing.
- C. Sanding bands are disposable and effective for callus reduction but can generate heat and require careful technique; ceramic is often preferred for smoother, gentler work.
E-file Bit Materials (Pedicure)
Different materials used for electric file bits, each suited for specific tasks during pedicures, from aggressive reduction to gentle smoothing.
- Carbide and Diamond are generally more aggressive.
- Sanding bands are disposable and good for callus reduction.
- Ceramic bits offer a smoother, cooler, and gentler option for skin work.
Memory trick: Smooth skin request? Ceramic bit's the best!