Package Include 4 x set of nail drill bits Characteristics - Material: Metal. - The nail drill bits has good resistance, prevents damage to the grinding head such as unloading water, and maintains its sharpness and cleanliness for a long time. - This nail drill bits set comes with 6pcs metal nail drill bits, 1pcs cone bit, 1pcs bit, 1pcs needle bit, 1pcs s cylinder bit, 1pcs l cylinder bit and 1pcs mandrel ( used with sanding band ). - Size: 7 x 6 x 2cm. - Color: As shown. - Suitable for most standard size nail drill machine. - You could reshape, polish, grind, sharpen, carve and neaten the your acrylic nails easily and quickly. - for nail salon, beauty parlor, spa or personal manicure pedicure, DIY nail art at home. Goods Information This simple but pratical nice nail drill bit set is made of metal material, sturdy enough for your to use. The drill bits are nail art tools that are applicable for nail drill machine. Suitable for natural nails as well as artificial nails, great tools for any professional manicurist or beginner. DIRECTIONS keep cleanfor nail salon, beauty parlor, spa or personal manicure pedicure, DIY nail art at home. Nail Drill Tool-- Suitable for most standard size nail drill machine. Manicure Drill Bits Set-- The nail drill bits has good resistance, prevents damage to the grinding head such as unloading water, and maintains its sharpness and cleanliness for a long time. Manicure Drill Bits-- You could reshape, polish, grind, sharpen, carve and neaten the your acrylic nails easily and quickly. Nail Drill Bits Set-- This nail drill bits set comes with 6pcs metal nail drill bits, 1pcs cone bit, 1pcs bit, 1pcs needle bit, 1pcs s cylinder bit, 1pcs l cylinder bit and 1pcs mandrel ( used with sanding band ).