B&B Storefod Nail Clippers for Medium/ Large Dogs B&B's professional nail clipper, is designed so you can see how much you cut off. Hold the nail clipper vertically on the nail and cut a little at a time. When you can see a dark dot (applies to both light and dark nails), you can not cut off any more. B&B's professional nail clipper, is designed so you can see how much you cut off. Hold the nail clipper vertically on the nail and cut a little at a time. When you can see a dark dot (applies to both light and dark nails), you can not cut off any more.