I am retiring and will be selling my grooming supplies. Thank you for your interest. This nail file is great for medium to large dogs, such as Shiba Inus, with thick nails. It works very well and is convenient to use. This is new stock. Sapphire Nail File Hard Type Pet Supplies Dog Cat Bird Pet Nail File Sapphire Nail File Nail File Nail Scratching Post Pet File Solingen Nail File Grooming Large Dog Pet Popular Professional Use Professional Favorite Trimming No returns or claims to prevent switching.