- Type: Collet clamping nut (ER25 system)
- Load: Clamping force applied to hold cutting tools securely in the collet
- Cage: Not applicable, solid clamping nut design
- Performance: Provides stable tool holding, good concentricity, and reduced vibration during machining
- Construction: Precision machined nut body with internal thread and clamping profile for ER25 collets
- Use cases: CNC milling, drilling, engraving, machining centers, tool holding systems
- Note: Ensure compatibility with ER25 collets and tool holder threads; proper torque and clean surfaces improve accuracy and lifespan.
The ER25 Collet Clamping Nut is a precision clamping nut designed to securely hold ER25 collets in tool holders for CNC machines, milling machines, and precision machining setups. It applies uniform pressure around the collet, helping the cutting tool stay centered and stable during operation. ER25 clamping nuts are widely used in machining environments where reliable tool holding, quick tool changes, and consistent cutting accuracy are important.
Key Features
- Secure and even clamping of ER25 collets
- Supports accurate tool holding with reduced vibration
- Durable construction for repeated tightening cycles
- Compatible with standard ER25 tool holders and spindles
- Designed for reliable performance in machining environments
Common Applications
CNC milling machines, machining centers, tool holders, drilling operations, engraving machines, and precision machining setups.
Selection Notes
Confirm the nut size matches your ER25 collet system and tool holder thread. Proper tightening torque helps maintain tool stability and reduces runout during cutting. Use clean collets and threads to ensure accurate clamping and longer service life.





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