Barrel Ball Bit XF – Gentle Removal and Surface Finishing The Barrel Ball Bit XF (Extra Fine) is expertly crafted for safe and precise nail work. Perfect for gently removing gel polish, acrylic overlays, and smoothing nail surfaces without causing damage. Its rounded ball top ensures extra protection for the nail and skin, making it ideal for refining sidewalls, thinning products, and perfecting enhancements. Compatible with all standard e-file machines. How to Use: Use at medium speed to gently remove gel, acrylic, or overlays. Smooth and refine nail surfaces for a flawless finish. Always clean and disinfect after use. Achieve safe, professional removal and perfect smoothing every time.