ER32 9 mm Collet Tool Holder
The ER32 9 mm Collet is a critical industrial automation component engineered for high-precision tool holding in modern machining processes. Designed for 9 mm diameter cylindrical shank tools, this collet ensures stability during high-speed operations such as milling, turning, and drilling. By minimizing runout, it transfers rotational motion from the spindle to the cutting edge with exceptional accuracy, directly enhancing surface finish and dimensional tolerance.
Constructed from high-quality alloy steel (65Mn or equivalent), this collet undergoes heat treatment to reach a hardness of HRC 44-48, providing an optimal balance of durability and flexibility. Precision grinding and protective surface coatings ensure resistance to harsh industrial environments. The clamping mechanism relies on the ER32 standard (DIN 6499 / ISO 15488), providing a secure grip when tightened with a calibrated torque wrench. Proper torque application is essential to prevent deformation, loss of precision, or tool slippage.
Key Advantages
- Superior Runout Accuracy: Engineered for minimal Total Indicator Runout (TIR), ensuring all cutting edges are loaded evenly for superior surface quality and extended tool life.
- Vibration Damping: The conical design and flexible segments provide a homogeneous grip, effectively dampening vibrations and preventing chatter marks on the workpiece.
- Wide Industrial Application: Optimized for 9 mm tools, this collet is compatible with various CNC machining centers, universal milling machines, and lathes.
Mermak CNC Experience: With 16 years of expertise based in our Ankara facility, Mermak provides high-quality industrial components to the United Kingdom, United States, Canada, Australia, New Zealand, and international markets. We maintain up-to-date stock levels, ensuring that all listed products are ready for immediate dispatch. Our team manages the entire logistics process with careful packaging and reliable partners, ensuring your components arrive safely. We offer support via WhatsApp and other contact channels for technical inquiries or product verification.


































































































































































































