Specification Brand : Zoeyilan BulletPoint1 : Excellent Material: The collet chuck is made from alloy steel, offering high strength, toughness, wear , , and high temperature for long-lasting performance. BulletPoint2 : Strong Performance: After heat treatment and cold drawing hardening, the collet set achieves high strength, flexibility, and plasticity. Its fatigue limit, when fully quenched, is comparable to that of a multicolor alloy spring. BulletPoint3 : High Accuracy: The collet chuck undergoes internal and external fine grinding treatment, ensuring smoother slot positions and higher accuracy, providing a better work experience. BulletPoint4 : Concave Design: The concave design at the front of the collet cone effectively prevents dust from entering during , helping to maintain the efficiency of mechanical work. BulletPoint5 : Wide Application: This collet chuck is versatile, for CNC milling lathes, tool workholding, and engraving machines, making it an essential tool for various machining tasks. IncludedComponents : 1/2-Inch Collet ItemName : Spring Collet Set, ER11 Collet Set, 12Pcs Collet Chuck High precision Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 9 centimeters ItemTypeKeyword : workholding-collets Manufacturer : Zoeyilan ModelName : Zoeyilan2gq5stz690 ModelNumber : Zoeyilan2gq5stz690 PartNumber : Zoeyilan2gq5stz690 PowerSourceType : ac/dc ProductDescription : Description: This high-performance collet chuck is crafted from high-quality alloy steel, providing superior strength, toughness, and to wear, , and high temperatures. It undergoes heat treatment and cold drawing hardening to achieve high strength and flexibility, making it ideal for long-lasting use. The finely ground internal and external surfaces ensure precise and smooth slot positions, offering high accuracy for better work results. Additionally, the concave design at the front of the collet prevents dust accumulation, maintaining mechanical efficiency. This collet chuck is widely used in CNC milling lathes, tool workholding, and engraving machines, making it a versatile tool for various machining needs.