ITEM NAME:5 x 6-sided File Shiner Block Manicure Nail Polish Shiny Buffer Block File K6C5 5 x 6-sided File Shiner Block Manicure Nail Polish Shiny Buffer Block File K6C5 A key tool for Manicure & Pedicure In preparation before any nail art treatment Can be used to polish the rough sides and smooth ones and shine your nails Hole Size: approx. 6 inches Ideal for nails to shining and sharpening..A key tool for Manicure & Pedicure. Can be used to polish the rough sides and smooth ones and shine your nails. Ideal for nails to shining and sharpening.