Description: Made of ceramic, high quality and comfortable touching feeling, sturdy and safe to use It contains 12pcs of different styles nail drill bits, helping polish and reshape your nails Great for use nail drills and other drills using sanding bands For nail salon, spa or personal manicure pedicure, nail art DIY at home Comes with a compact case for storage Specification: Size: approx 14 x 6 x 1cm / 5.51 x 2.36 x 0.39 inch Material: Ceramic polish head How to Use: Rotary grinding machine handle switch, insert the grinding head, twist back the switch Turn on the grinder switch, adjust the speed File your nails Package Includes: 12 Pieces x Nail Art Drill Bits