The Medium DREMEL Diamond-Embedded Core-Style Tungsten Coated Bit allows groomers to achieve a fine, beautiful nail finish. Created by dog groomers for dog groomers. Engineered for durability and maximizing its highspeed steel shank which is mounted at the collet for sturdy and steady grinding with a beautiful cone tip. No more having to stop in between nails and wrangle your precious pup just to polish off its nails.