The BNC 9-piece Edge Trimmer Set offers a versatile selection of metal stencils for nail modeling. Each stencil is sold individually and comes in 9 different sizes from 0 to 8, allowing for precise adjustment to different nail sizes. These stencils are disinfectable and reusable, making them durable and hygienic tools for professional use in nail salons and personal use. With this set, nail artists can create the perfect French smile line and implement various nail designs.