USB Wireless Engraving Machine: These engraving tools are equipped with lithium batteries, which can be charged via the USB interface. After being fully charged, they support cordless use for up to 30 minutes, helping you complete your engraving tasks with ease. The metal engraving pen features a high-performance motor with a maximum power of 25W. It offers 3-speed adjustable settings ranging from 5000 to 25000 rpm, suitable for various applications. The lowest speed is ideal for delicate tasks such as nail polishing, while the highest speed is effective for metal engraving. Various Grinding Heads: This engraving kit includes rotary drill bits, drill bits, and saw blades, providing all the accessories needed for engraving, grinding, polishing, milling, drilling, and cutting. Start the art of carving now: These portable and compact engraving pens are easy to carry, allowing you to create handcrafted designs on the go. Suitable for use on metal, glass, ceramics, leather, wood, jewelry, stone, and statues. Best choice for beginners: Our metal carving tools are user-friendly and especially suitable for those new to engraving.