Professional Nail Drill Set: The sets with 6 different drill bits, 106 sanding bands, 1 nail brush. It is can be used for manicure, pedicure, polishing and removing excess cuticles, or pets nail beauty and so on. Good choice for both home and salon use | Upgaded Anti Slip Design :Pen shaped handpiece with exclusively upgraded anti-slip design for comfortable and safe handling | Efficient Dissipation: Aluminum alloy body makes it efficiently dissipation so that you will feel low heat when you do manicure or pedicure. Attention:We recommend that no more than 20 minutes of continuous use each time | Adjustable Speed and Dirction: Varying speed from 0-20,000 RPM with speed controller. Can start out slow while getting used to it. Forward and Reverse rotation direction makes you feel easy to use both left and right hand do nail drill | Easy to Use:It is easy to change the drill bit without tools, just pull it out and insert it. Power cord, just need to connect the wall socket with it to start working. If any problems arise with our product, please contact us without delay. We commit to responding within 24 hours and endeavor to assist you in finding a prompt solution