The engraving pen is made of advanced metal materials, strong and durable. A tight copper clamp ensures smooth and stable rotation of the pen tip while minimizing vibration. The surface of the pen is smooth and even, providing a comfortable grip during use.Adjustable Speed and High Spin, this engraving pen features three adjustable speed levels with a top speed of 20,000 RPM, making it suitable for a of materials. You can easily choose the appropriate speed setting according to different materials and engraving requirements, which is highly practical and versatile.Compact and portable design, compact and , easy to carry. Take it with you wherever you go, ready to use when you need it.High battery durability and low working power consumption, combined with the built-in 380mAh -capacity battery and 10W low power consumption, the engraving pen can work for a long time. It has a Type-C charging interface to the charging process is easy and convenient.Colour:SilverMaterial:MetalPackage Contents:1 * engraving pen30 * grinding head2 * drill bits1 * engraving needle1 * Connecting rod3 * slices1 * Charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.