Features 1、4 Types Of Nail Drill Bits: 4 different styles of nail drill bits, suitable for most nail drill machine, suitable for most gel nails and experienced nail artist or beginners. 2、Rotate Left And Right: Drill bit can be rotated to the right or left to achieve smooth cutting in clockwise and counterclockwise directions, very suitable for left and right hands. 3、Multiple Function: Can quickly reshape, polish, smooth and grind gel nails or acrylic nails, help remove acrylic or hard gel, remove nail surface rhinestones. 4、Plastic Protective Box: Equipped with a matching box for protection and convenient storage, so that these nail drill bits are well organized, easy to carry. 5、Tungsten Steel Material: Nail polishing bit is made of hard tungsten steel, high strength, firm and sturdy, wear resistant and stable, durable for use. Suitable for home use and nail salon. Specification Item Type: Nail Drill Bit Material: Tungsten Steel Style: 4 type combination set Characteristics: Wear resistant and high temperature resistant Purpose: Quickly remove nail surface rhinestones Package List 4 x Nail Drill Bit 4 x Storage Box