Our nail clipper designed has a conveniently built-in nail file and folds flat, the thickness of the nail clipper is only 5mm, easy carried in wallet or bag. The nail cutter are made from Japanese 420 stainless steel, which is the same as the surgical equipment used, rustless, strong and durable. Features 4 functions to equip you for everyday adventures, including nail clippers, nail file, nail clearner (or screw driver) and key ring.