1Nail Art: Our nail file drill set is used to make crystal nails, polish surface nails, and nail care products for edges and you will be satisfied with nail file drill set. 2Foot Pedal: Our electric nail drill machine is equipped with a foot pedal switch, which is more convenient to switch. It has stepless speed regulation and forward and reverse adjustment which meet the use of various scenes. 3Material: Our nails file manicure set is made of plastic, stainless steel material, which is durable, long lasting and you can use nails file manicure set for a long time. 4Applicable Voltage Range: /, our electric nail polisher adopts fast mechanical clamping method, which is more reliable in clamping. The operating lever has a unique heat dissipation device, which will not cause overheating and hot hands when used for a long time. 5Wide Range Of Use: Our electric nail polisher sets have a wide range of uses, which is very suitable for mold grinding, cutting, polishing, dental manufacturing and processing, denture grinding and repairing, handicraft processing, various manicures, accessories and beauty operations.