An implement designed for shaping and smoothing the edges of fingernails and toenails, featuring a grating surface constructed from a corrosion-resistant metal alloy containing iron, chromium, and other elements. These implements come in various shapes and grits, catering to different nail types and desired finishes. For example, a fine-grit version is typically used for finishing and smoothing, while a coarser grit is employed for initial shaping.
The selection of this specific material offers significant advantages. Its durability ensures a long lifespan, resisting wear and tear from repeated use. Furthermore, the inherent hygienic properties of the metallic composition minimize the risk of bacterial growth, contributing to safer nail care practices. Historically, these tools represent an evolution from less durable materials, offering a more reliable and sanitary alternative for maintaining nail health and aesthetics.