Applicable for installation and modification of engraving machines, milling machines, milling cutters, and wood milling engraving heads, increasing the range of use of stationary engraving heads. High precision round head electric milling cutter for woodworking. Made from high-speed steel, offering good flexibility and wear resistance. High-precision electric planer and woodworking collet chuck provide excellent results. Portable design with high precision, tight and stable clamping, improving work efficiency. Features: - Tight and stable clamping - Flexible, wear-resistant, and durable - Helps improve work efficiency - Suitable for automotive manufacturing, mold making, and woodworking tools Specifications: - Material: High Speed Steel - Router Collets Size: 8mm / 6.35mm / 6mm (0.31 inch / 0.25 inch / 0.24 inch) - Weight: Approx. 5g per piece Package Includes: - 2 x 6mm Router Collets - 2 x 6.35mm Router Collets - 2 x 8mm Router Collets Note: - Due to manual measurement, there may be an error of 03mm. - The color shown in the picture may differ slightly from the actual item due to lighting and display settings.