Description: Material: Portable nails drill is made of aluminum alloy andPP material, sturdy and comfortable to hold the handle. Adjustable Speed: Electric nail file set, rotary speed knob, clockwise knob for fast speed, counterclockwise knob for slow speed, allows you to easily control and use the nails polisher. Easy Storage: Electric nails drill machine comes with sanding file pen storage hole, just insert it directly into the hole after use. Application: Electric nail tool grinder is 220V suitable for home, nail salon, professionals and beginners. Comprehensive Package: The package comes with 1 grinding pen, 1 base, 1 adapter, 1 connecting line, 6 grinding heads and 30 sand rings - everything you need for a nice manicure session. Specification: Material:Aluminum Alloy, PP Size Chart: 14.4cmx7.7cmx7.1cm Package Includes: 1x Nails Drill(EU Adapter) 1x Connection Cable 1x Charging Cable 6x Grinding Heads 30x Sand Rings Note: Please allow slightly errors 1-2cm differences due to manual measurement.