Package includes 3 nail art grinding heads Key features and benefits Material and color: Tungsten steel head with PP base, silver safety drill bit finish for lasting use and visible precision. Size: 4.00 x 0.50 x 0.50 cm 1.57 x 0.20 x 0.20 inch. Compact and lightweight for easy handling. Shape and function: Cone shaped grinding head for accurate polishing of edges and corners, effective at cleaning cuticles and trimming sidewalls. Performance: Coarse grit provides reliable grinding and shaping for natural nails, acrylics, and nail enhancements. Reusable design maintains grinding effect over multiple uses. Compatibility: Designed to fit most professional electric nail drills, suitable for both home use and nail salon equipment. Practical and convenient: Stable working performance and small size make these drill bits easy to use and time saving for routine manicures. What this product solves Speeds up cuticle trimming and sidewall cleanup compared to manual tools. Helps reshape and smooth nail edges and corners for a clean, finished look. Reduces time and effort for polishing and prepping nails before applying polish or enhancements. Typical use scenarios Home manicure: Quick touch ups and maintenance between salon visits, precise edge smoothing and cuticle cleanup. Salon or professional use: Preparation of nails before polish or enhancements, efficient shaping and removal of surface irregularities. DIY nail art: Accurate corner and cuticle work to create a clean base for designs and polish. Notes Pack of three grinding heads allows rotation between clients or replacement as needed. Fits most professional electric nail drills; confirm shank compatibility with your drill before use.