Product Parameters: Weight: 35 g Type: Carving Knife Material: High-speed steel Size: 3 * 3 / 3 * 4 / 3 * 5 / 3 * 6 / 3 * 8 The first number "3" refers to the shank diameter of this tool. The second number "4" is the approximate cutting diameter of the tool bit. Package Includes: Carbide Rotary Burrs (5 Pieces) Set * 1 Product Description: High-Quality Material Made from premium high-speed steel with long-lasting durability, offering high hardness, excellent wear resistance, and heat resistance, ideal for wood carving applications. High Efficiency These burrs are designed for faster material removal. The sharp high-speed steel carving and engraving set allows you to easily complete various wood carving projects with increased speed and precision. Optimal Precision and Detailing Make wood carving effortless without damaging surrounding areas. Achieve accurate results with a smooth finish—no touch-ups required. Simple & Easy to Use Just insert it into a rotary tool or drill and start working! Convenient and user-friendly, enabling effortless carving without the hand strain or injuries associated with traditional hand carving tools. Application Suitable for engraving and milling softwood, plastic, and other soft materials. Can be used for carving, edge chamfering, slotting, smoothing, hollowing, and various detailed engraving tasks. Note: 1. Due to differences in monitor displays, the image may not reflect the actual color of the item. 2. Manual measurement may result in a 1-2 mm error.