Characteristics: Lightweight and portable Nail drills can be used for natural or artificial nails Suitable for professional or domestic use Variable speed control: 18 000 rpm at 20 000 rpm Voltage: 100 v to 240 V AC 50 Hz / 60 Hz Multiple uses: for engraving, engraving, wiring, grinding, sharpening, polishing, polishing, drilling, etc. Net weight: 160 grams Weight of the package: 170 grams Color: The delivery color is subjected to the first main image Package information: 1 x Variable speed nail polish set 6 x Grinding heads 6 x drills Guide D & 39;use: 1. This tool is designed for engraving, engraving, milling, grinding, sharpening, grinding, polishing, drilling, etc. 2. Before loading the tool, unplug it from the power outlet. 3. Press the handle unlock button, then use a key to loosen the locknut. 4. Insert the drill (not included) and tighten the nut firmly. Avoid tightening the locknut and never use a damaged drill. 5. On / Off Switch. When the switch is activated, the tool turns at a speed of 3000 rpm. Order button with orange line. Turn the knob to adjust the speed. Turn the knob to the black point to stop completely.