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