This set of CRFY nail drill bits and cuticle drill bits is engineered for a wide range of nail care tasks, including detailed cuticle gel polishing, efficient gel polish removal, and precise nail shaping on both natural and acrylic nails. Crafted from high-quality diamond and tungsten carbide materials, these electric nail file bits ensure fine grinding with varying coarseness for smooth nail edges and surfaces. The comfortable handle length of approximately 4.5cm (1.77 inches) allows for easy control. These essential nail art tools and reliable nail salon supplies are suitable for both home use and professional salon environments.