Multifunctional Use Nail Drill: Designed With A High-Quality Aluminum Alloy Handpiece, It Is Lightweight For Steady Operation. Used For For Manicure, Pedicure, Polishing, Shaping Etc. It Is Ideal For Both Professional Use In Salon And Beginner At Home | Powerful Varying Speed Nail Drill Machine: Max Speed Up To 20,000 Rpm, Efficient For Natural Acrylic Nails, Gel Polish Dip Powder Nails And Cuticle Removal. Adjust Speed With Control Knob, Twist Lock Chuck System For Easily Change Nail Drill Bits | Easy To Use: Switch For Forward And Reverse For Both Left And Right Handed User, Adjustable Speed For Optimal Use. Suitable For 3/32