["DIY Engraving Pen Rechargeable Electric Carving Polishing Pen Portable Mini Driller Grinder for Metal Wood Jewelry Glass\n\nFeature:\n【Powerful motor】\nElectrical engraving pen has a 11,000 RPM powerful motor to engrave/polish metal, wood, jade, plastic,etc. \nPowered by 18650 3.7V Li battery (rechargeable battery and battery charger included).\n【Portable Engraving Tool Kit】\nThis engraving tools come in a plastic box. \nPortable, convenient storage and carry for indoor and outdoor projects.\n【DIY Mini Engraving Pen】\nWith 13 pieces engraving accessories tools, help to do different DIY carving and grinding work, \nlike carving metal, polish jadeware, drilling holes, grinding, graving and others.\n【Easy to Use】\nLight weight, easily carry, You can hold like a pen, \nlet you perform intricate work without excessive stress on your wrist or hand.\n【Wide Application】\nThis electric grinder pen is great for kinds of material engraving and grinding, \nsuch as metal,wood, jewelry, jadeware, plastic,crafts, etc. \nWidely used to engrave tools, personalize jewelry,etc. A must tool set for engraving DIY lover.\n\nSpecifications:\nItem Type: Charging Electric Pen\nMaterial：Aluminum Alloy& Steel\nColor: Silver & Black\nSize 203 × 25mm\nRated voltage: 3.7V\nRated speed: 11000rpm\nApplication: \nEngraving, Carving, Polishing, Lettering, \nWaxing, Punching, Cutting, DIY Production\nSuitable for \nmetal, wood, jewelry, walnut, olives, bodhi child, \nJade, diamond, beads, glass, stone\nQuantity: 1Kit\nNote:\nSize for manual measurement, there may be a 0 to 3mm error, belongs to the normal phenomenon.\nAnd due to the difference between different monitors, the picture may not reflect the actual color of the item.\nThank you!\n\nPackage List:\n1×Carving Pen\n1×Charger\n2×Battery\n1×Plastic Box\n9×Grinding Heads"]