Product list: -8X Nail Tools Only -9x Nail Drill Set 1 x Manicure Drill 1 x USB 6 x Grinding needles 1 x English Instruction Manual Specifications: Product Name: Nail Grinder Material: ABS Color: Rose red/Black/White/Green/Blue/Pink Power: Single Phase, 50-60HZ, Double Insulated Input Voltage: 100V-240V /50-60Hz RPM: Single Speed:20,000 /Variable Speed: 3000-20,000 Collet: (Collets Type)2.4 or 3.2mm /(Spring Chuck type)0.3-3.2mm Size: 155mm L x25mm Diameter USB Length: 95cm Features: - Lightweight, compact and easy to carry - It is suitable for making crystal nails, polishing surface nails and edges of personal care products -The design is based on engineering principle, fashionable in shape and good in touch -High quality motors operate without noise. -6 grinding drills can be used interchangeably and can adjust the speed. They have the functions of grinding and polishing, armor removal and peeling. -Easy to use, safe and hands-free Instructions: Connect the transformer to the grinder and plug in the power supply; put the grinding head on the main machine when you need it; push the switch (with two choices of speed and speed), and then slowly close the rotating grinding head to your toenail or fingernail, Note: 1.Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) 2.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.