Choose from the fine or coarse shaping discs that most suits the nail's thickness. For smaller, thinner fingernails, use the fine shaping disc. For thicker nails such as toenails, use the coarse shaping disc. Lightly apply the disc to the edge of your nail, moving the unit along the side of the nail until you achieve the shape and smoothness you desire, while taking care not to take the nail too short.

Use the sapphire cone to remove rough and dry skin around the nail and soften calluses. Lightly apply the cone to the skin, using a back and forth motion. Being sure to stop treatment if irritation occurs.

When you have finished filing, lightly buff the nail surface to smooth edges and add shine.