Package List 1 x nail art grinding head Characteristics- Size: 4.00X0.50X0.50cm/ 1.57X0.20X0.20inch. - It has the functions of grinding nails, removing nails to remove dead skin, carving arcs, etc. - Multi-, suitable for processing nails, glass,, metal,, tiles, ceramics, etc. - grinding effect and long service life, very easy to install. - Sturdy enough to remove hard gel nail, creating less with little friction and heat. - Material: Tungsten steel,. - Made of high- quality materials, can be used interchangeably, very durable. Goods Description portable nail These grinding heads are made of premium tungsten steel material.manicure grinding heads Great tools for any professional manicurist or beginner.Nail Art Tools These grinding heads are sturdy enough for your usage.nail grinding head The grinding heads set are nail art tools that are applicable for electronic grinders, hand grinders and electric portable drills