sharp curved cutter head can be used to trim dead skin, nail groove ,thick nails and so on, specially for foot care products .Perfect for keeping your nails looking clean and smooth. precision blades with sharp ,barrel springs and the locking key at bottom for safe storage can cut the toughest nails easily, at the same time ,it is suitable for pedicure and manicure small form factor and easy to carry ,also easy to clean and operate .This is absolutely a perfect tool for keeping your nails clean and smooth and also a good helper to manicure your nails. which is made of stainless steel materials, high temperature ,corrosion-resistant and will not rust .It is durable enough for your daily use