Introducing U-tools Tungsten Carbide Nail Drill Bits, where durability meets precision. Crafted with tungsten-infused strength, these bits are 10 times tougher than regular carbide bits, ensuring unparalleled longevity. These bits offer a scratch-resistant surface, making manicure tasks effortless. The distinctive design features deep and large plain teeth, providing an extra coarse grit for exceptional performance. Elevate your e-file manicure and pedicure with U-tools Tungsten Carbide Nail Drill Bits – the epitome of strength, precision, and durability.