Description:7 Pieces rotary nail drill bits cleaning brush set for nail care with a dust free plastic storage case.Hard-wearing, durable, anti-corrosion with excellent heat dissipation.3/32 inch shank size fits for most electric manicure nail files machine.Great for sharpening, grinding, polishing and reshaping natural and acrylic gel nails.Quickly achieve smooth shiny nails, suitable for both fingernails and toenails.Suitable for professional manicurist salon or personal manicure pedicure DIY.Specification:Material: Ceramic, Tungsten Steel, EmerySize: Approx.Shank Diameter: 2.35mm(3/32inch)Length: 4-6cm/1.57-2.36inchCase: 6.7 x 3.4 x 3.4cm/2.64 x 1.34 x 1.34inchPackage Includes:7 Pieces Nail Drill Bits SetNote:Please allow slightly measuring deviation due to manual measurement.Thanks for your understanding and enjoy your shopping moment!