General description The USB Rechargeable Engraving Pen is a versatile DIY tool kit designed for carving various materials such as wood, jewelry, glass, metal, and plastic. Its cordless design makes it compact and easy to carry, making it perfect for both professional engravers and beginners. Technical specifications Length: 21.5 cm (8.46 inches) Adjustable speed: 5000, 10000, 18000 RPM Material: Plastic + Metal Compatibility and accessories Includes 30 rotary bits 2 drill bits 3 saw blades 1 shank post 17 sanding and polishing tools 3 templates 1 USB charging cable 1 English manual Usage This tool can be used for various applications including engraving, grinding, polishing, drilling, and cutting. It is suitable for decorating and engraving on materials such as glass, wood, eggs, plastic, jewelry, ceramics, leather, and rings. Other information