Original handheld device for polishing, engraving, and carving 15 cm in length Comes with three different speeds Does not require an electrical connection, comes with a USB charger and user manual The product includes everything you need as shown in the picture Sanding and polishing brushes, metal discs for engraving, metal pen for carving You can use them for polishing stones, engraving on stone or wood, cutting wood and stones, carving on wood And other daily uses For inquiries, please send a private message.