Made of very durable steel alloy with diamond aggregate backfill. Very durable and extremely durable. Rubbing particles are evenly applied diamond filings with small but sharp edges, which ensure comfortable work and a very long life. Diamond spindle bit with a slightly rounded tip, is designed for the development of cuticles around the nails. Perfect for combined manicure / “under the skins”. Ideal for preparing cuticles and lifting the nail fold. Amazing precision guarantees long-term and trouble-free use. It can be sterilized in autoclaves or other devices intended for sterilizing instruments. Adapted to all types of nail drills.