This tungsten steel nail drill bit is a durable replacement head designed for professional and home manicure use. It combines long service life with efficient cuticle removal and a convenient dual rotation function to make nail preparation faster and more precise. Key benefits Reliable durability: made from tungsten steel to resist wear and extend service life, reducing the need for frequent replacements. Efficient cuticle removal: the hardened tungsten surface removes cuticle material quickly and consistently for smoother nail beds. Convenient dual rotation: switch rotation direction to match your operating preference and improve control during use. Versatile function: shaped as a cylinder grinding head for filing, shaping, and trimming around cuticles and nail edges. Features and attributes Material: tungsten steel for hardness and wear resistance. Type: cylinder nail grinding head suitable for cuticle removal and surface work. Function: professional manicure grinding head for shaping, smoothing, and trimming. Compatibility: intended as a replacement head for electric nail drills and rotary manicure tools. Performance: stable cutting action and consistent grinding efficiency for faster nail preparation. Practical use scenarios Salon manicure preparation: use the bit to remove excess cuticle and refine the nail bed before polish or gel application. Acrylic and gel maintenance: shape and blend enhancement edges and smooth surfaces during service or touch ups. Home nail care: quick cuticle cleanup and nail shaping with an electric nail drill for more consistent at home results. What to expect A long lasting tungsten steel tool designed for repeated use. Smooth, efficient cutting and grinding for professional style manicure tasks. Easy replacement head that fits electric nail drills and supports dual rotation for left or right handed operation.