Welcome to my store TrailBlazer.vn! Features 100% brand new and high quatily. Suitable for manicure as well as pedicure. Perfect accessory to sand, shape, groove, finish soft, hard woods, fiberglass and more. Rubber expansion-drum mandrels - slide bands over drum and tighten screw for non-slip fit. Great for doing body work in tight spaces, or all types of small crafts metal and wood working Can be used for natural nails as well as artificial nails. For professional studio use or home use. Specification Dia.(Mandrel):6.3mm / 9.5mm / 12.7mm Shank(Mandrel):2.35mm/3.175mm Package Includes6x Rubber Mandrel HAVE A GOOD DAY!