★ HIGH PERFORMANCE: Our electric nail drill is specially designed for manicure and pedicure. Powerful, vibration-free drill bit for smooth operation. The handle has a heat diffusion function, and it will not be overheated for long time use. Bring you a pleasant and convenient operation. ★★★★ Powerful Mechanisms: 0-30000RPM with precise sliding speed control box, which provides fast and accurate use. The latest additional handle lock feature makes it easy and safe to detach and install. The forward/backward directional switch is used to manually control the forward or reverse direction, suitable for either right- or left-handed use.