Collet Set, Workholding Engraving Collets, CNC Engraving Milling Lathe Chuck Tool, M12 NT30 ER25 Industrial Accessories Hardware

Description：Engineered for superior durability and precision, this high-performance tool is crafted from premium 40Cr alloy steel, offering stability. Its advanced vacuum quenching treatment enhances hardness while maintaining core toughness.The fully ground shank provides superior protection, effectively securing the connection with the power head taper hole. Precision-machined shank holes and a finely polished surfaces contribute to exceptional centering accuracy, ensuring smooth and performance in high-precision applications.Designed with an integrally formed structure, the holder boasts excellent rigidity, evenly distributing applied pressure across its precision needle rollers. This innovative design allows for heavy-load machining and large cutting applications, providing unparalleled efficiency and reliability in demanding industrial environments.Item Type: Collet Chuck HolderMaterial: 40cr alloy steelModel: NT30 ER25Rear Drawing Thread: M12Tail Hole Diameter: Approx. 12mm / 0.47inStructure Type: IntegralAccuracy: 0.003Scope of Application: CNC machining centers, engraving machines, fine engraving machines and other high speed machinesPackage List：1 x Collet Chuck Holder1 x Wrench

• ALLOY STEEL: Constructed from premium 40Cr alloy steel, this tool offers outstanding enhanced stability. The high-strength material ensures long-term durability, reducing the need for frequent replacements in demanding work environments.
• HIGH HARDNESS & TOUGHNESS: Advanced vacuum quenching treatment improves surfaces hardness through carbon-oxygen infiltration. The blackened surfaces enhances durability while maintaining the core strength of low-carbon steel, allowing the handle to withstand heavy loads and impacts.
• FULLY GROUND PROTECTION: The shank undergoes complete grinding treatment, effectively safeguarding the connection between the power head taper hole and the holder. This meticulous process enhances precision and ensures a secure fit for efficient performance.
• SUPERIOR CENTERING ACCURACY: Featuring finely ground shank holes and a polished exterior, this tool delivers exceptional centering accuracy. The precision machining results in a sleek and professional finish, ensuring stable and operations in high-precision applications.
• DISPERSED PRESSURE DESIGN: The holder is integrally formed for excellent structural rigidity. During use, the applied force is evenly distributed across the high-precision needle rollers, making it ideal for high-load and large-cutting applications, ensuring optimal performance in heavy-duty machining.