This Pen-shape Nail Art File/Carver is used for carving, engraving, routing, grinding, sharpening, sanding, polishing, drilling etc. It is suitable for natural nails and artificial nails. tools for professional use or home use, it's very light weight, you can take it when you go to travel or outside. Features - Color: As shown. - Material: Plastic and metal. - Size: 14 x 7.5 x 3.5 cm. - Trim and beautify your nails with this easy-to-use tool. - Both needle and grinding sand ring shaft are suitable for these diameter hole grinding machine. - Multi purposes: carving, engraving, routing, grinding, sharpening, sanding, polishing, drilling and more. - Pen shape and comfortable grip design for easy operations. Includes 6 interchangeable metal bits / filing heads and 6 sanding bands. - Two controlling speeds: Fast/Slow. Low noise and slight vibration for smooth and long-time operation. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you