Very durable and extremely resistant. Rubbing particles are evenly applied diamond filings with small but sharp edges, which ensure comfortable work and a very long life of the bit. The drill is ideal for smoothing lumps, hard skin and nails, for combined manicure. Suitable for both dry technique and work with water spray. It can also be used to remove cuticles, and to make indentations in gel and acrylic stylizations. We also use it to safely even the edges and bottoms of nails, grinding and giving the final shape to nails. For dulling a natural nail plate, gel or acrylic. The bit can be safely sterilized and disinfected.