12 PCS Professional Nail File, 240/240 Grit Nail Files for Natural Nails Emery Boards Nail File Doubled Sides Washable Fine Grit Nail File Manicure Tools for Home and Salon Use

Professional Nail Files, Emery Board Nail File for Natural Nails 100/180/240 Grit Nail Files for Acrylic Nails 12pcs Fine Grit Nail File Manicure Tools Coarse Washable Fingernail Files   Functions of Different nail files:   100 grit size - Coarse and rough. ideal for filling poly nail extension gel, acrylic nails and other hard tough nails.   180 grit size - Medium sharp and medium rough. ideal for filling artificial nails and nails edge.   240 grit size - Fine. ideal for final touches on poly nail extension gel and more usually for natural nails.   Warmly Tips for choosing nail file:   The higher grit it has, the finer the surface it gets and will be more suitable for soft nails. As there are differences for each nail, we only provide you a common advice, please choose the right grit according to ur needs.