1.-2. Nail drill; 3. Nail drill with holder; 4.-5. Nail drill; 6.-7. Electric toothbrush; 8. Oral irrigator; 9. Oral irrigator with electric toothbrush; 10. Oral irrigator; 11. Nozzle for oral irrigator

Abstract

1.-2. The ornamental design for a nail drill as shown and described; the right view is omitted because it is symmetrical to the left view.; 3. The ornamental design for a nail drill as shown and described.; 4. The ornamental design for a nail drill as shown and described; the right view is omitted because it is symmetrical to the left view.; 5. The ornamental design for a nail drill as shown and described.; 6.-7. The ornamental design for an electric toothbrush as shown and described; the right view is omitted because it is symmetrical to the left view.; 8.-10. The ornamental design for an oral irrigator as shown and described.; 11. The ornamental design for a nozzle for oral irrigator as shown and described; the right view is omitted because it is symmetrical to the left view.

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