• Long cross-cut nail drill bit with Long Flame design and wide contact surface. • Made of high-precision YG6X tungsten carbide offering durability and excellent heat dissipation. • Bidirectional rotation compatible with right-handed and left-handed use by selecting clockwise or counterclockwise direction. • Universal 3/32 inch (2.35 mm) shank diameter suitable for most professional electric nail drills. • Designed for fast removal of acrylics, hard nails, gel extensions, polygel, and dip powder. • Coarse grit with ultra-sharp serrated design that allows removing materials under minimal pressure. • Smooth operation with low vibration and reduced noise during manicure or pedicure use.