Product Description: Premium Aluminum Alloy Construction: Crafted from high-quality aluminum alloy, this engraving pen is rust-proof, corrosion-resistant, and built to last. Versatile Sculpture Options: Includes 9 unique sculptures to address a variety of engraving needs, enhancing your creative possibilities. Multi-Functional Tool: Ideal for a range of applications including engraving, milling, grinding, drawing, cutting, polishing, and drilling—perfect for both professionals and hobbyists. Wide Material Compatibility: Effectively works on various materials such as wood, walnut, olive, jade, and more, making it an essential addition to your toolkit. Lightweight and Portable Design: Ergonomically designed for comfort, this lightweight engraving pen is easy to carry, allowing for precise control and extended use without fatigue. Key Specifications: - Spin Speed: 15,000 RPM - Size Range: 0.5 - 3.2 mm - Engraving Pen Dimensions: 200 x 25 mm - Color: Black - Material: Aluminum Alloy - Power Source: 18650 Battery (not included) Package Includes: - 1 Engraving Pen - 9 Sculptures - 1 Charger (battery box not included) Note: Please allow for minor measurement differences (1-3 mm). Actual product color may vary due to monitor settings. Use Scenarios: 1. Create intricate designs on wood for custom furniture pieces. 2. Personalize gifts using detailed engraving on items like jade or olive wood. 3. Use for fine detailing in craft projects, enhancing your artistic designs. This engraving pen is the perfect solution for those seeking precision, durability, and versatility in their engraving projects.