This is a practical nail drill shank replacement, durable for long period using. The drill shank can be paired with your drill bit, uses a grinding action to remove dead skin, creating less dust with little friction and heat. Mini size, light weight, the nail drill shank is very easy to replace, use, portable to take, convenient to store, not only for nail salon, but also for home interior use. Features -Color:White -Material:Tungsten steel -Size:6.90X1.30X1.30cm/2.71X0.51X0.51in -Diameter of the shank:About 3.1mm. - Practical nail shank can be applied for nail polishing, trimming, carving and other manicure operations when operating with your drill bit. - The nail shank can be replaced easily, with the drill bit(not included), accurately polish the edges and corners of nails, making nails smoother. - The nail drill shank for acrylic nails will not easy to deform or break, you can use it for long time. - Small size, light weight, the nail shank for nail drill is easy to use, portable to take, can also be a good present option. - Practical nail drill shank is good for nail salon, beauty parlor, spa or personal manicure pedicure, meet your requirements. Package list: 1 x nail drill shank