When working with a flame drill, one of the biggest risks is accidentally cutting or lacerating the skin, especially if the tool is forced against a fold that isn't properly exposed. From my experience, the key is patience and preparation. Before applying the flame drill, always double-check that the fold or pocket is completely lifted and opened. This not only helps the tool glide smoothly but also protects the delicate skin around the nail. In practice, if the flame drill doesn't slide easily, it's important to stop immediately. Trying to force the drill can lead to painful cuts or abrasions. Instead, gently lift the fold again and ensure the pocket is fully visible and unobstructed. Only proceed when you feel the drill gliding without resistance. By following this approach, the skin remains unharmed and the fold appears clean and ready for precise cutting. I've found that this small step increases both safety and the quality of nail treatments dramatically. Taking the time to expose the fold well means fewer accidents and a better overall experience for both technicians and clients.