Package List 1 x nail art grinding head Features - Material: Tungsten steel, plastic Nail Art Drill Bits. - Size: 4.00X0.50X0.50cm/1.57X0.20X0.20inch gel. - grinding effect and , very easy to install Manicure Grinding Head. - Sturdy enough to remove hard gel nail, creating less dust with little friction and heat Nail Art Bits. - Made of high- materials, can be used interchangeably, very cleaning. - Multi-purpose, suitable for processing nails, glass, plastic, metal, stone, tiles, ceramics, etc nail polishing bits. - It has the functions of grinding nails, removing nails to remove dead skin, arcs, etc trimmer. Goods Information carbide drill bit These grinding heads are made of premium tungsten steel material.Manicure Grinding Tools These grinding heads are sturdy enough for your usage.nail art The grinding heads are nail art tools that are applicable for electronic grinders, hand grinders and electric portable drills.electric tool Great tools for any manicurist or beginnerNail beauty tools-- multi-, suitable for processing nails, glass, plastic, metal, , tiles, ceramics, etc. Professional nail bit-- nail grinding tools. Manicure grinding heads-- sturdy enough to remove hard gel nail, creating less dust with little friction and heat. Nail polishing-- made of , can be used interchangeably, very . Nails gel-- multi-purpose, suitable for processing nails, glass, plastic, metal, stone, tiles, ceramics, etc.