Description:This set of nail drill bits are designed with fashion shapes, comfortable hand touch feeling, protecting skin and convenient to use.Made of Tungsten, which is of high hardness and anti-corrosion.Small size and cuspidal design make it easier to remove the dead skin near your nailsIt is ideal for nail beautify, nail polishing, nail clear and care, peeling, etc., suitable for reshape your nails.Perfect for any professional or beginner manicure person.Suitable for nail salon, beauty parlor, spa or personal manicure pedicure, DIY nail art at home.Specification:Material: Tungsten Steel & AlloySize: Approx.M1 15 x 6.25mm / 0.59 x 0.24inchM2 13 x 6.6mm / 0.51 x 0.25inchM3 13.2 x 5mm / 0.52 x 0.19inchM4 13.2 x 6.5mm / 0.52 x 0.25inchM5 13.3 x 4.45mm / 0.52 x 0.17inchM6 13.4 x 4.35mm / 0.53 x 0.17inchM7 16 x 5.6mm / 0.63 x 0.22inchM8 16 x 6mm / 0.63 x 0.23inch01 M1+M202 M3+M403 M5+M604 M7+M8Package Includes:2 Pieces Grinding HeadsNote:Color might be slightly different due to the color calibration of each individual monitor.Please allow slightly measuring deviation due to manual measurem.