The ER-Collet is a precision tool-holding component designed to securely grip end mills, drills, reamers, taps, and other cylindrical-shank cutting tools in compatible ER collet chucks. Its flexible design provides a strong and uniform grip while maintaining excellent concentricity during machining.
- Precision-engineered ER-Collet
- Manufactured from high-quality hardened spring steel
- Precision-ground internal and external surfaces
- Excellent concentricity and tool alignment
- Uniform 360° tool gripping
- Flexible clamping range
- High gripping force
- Excellent wear resistance
- Available in various ER sizes and bore capacities (Model Dependent)
- Suitable for CNC and conventional machining
- End mill holding
- Drill holding
- Reamer holding
- Tap holding
- CNC machining
- Milling operations
- Drilling operations
- Precision tool holding
- Provides accurate and secure tool gripping
- Excellent concentricity reduces tool runout
- Flexible clamping range accommodates different shank sizes
- Improves machining accuracy and surface finish
- Provides reliable tool retention
- Reduces tool vibration
- Easy to install and replace
- Durable construction for long service life
| Name | Product Type | Material | Bore Diameter | Clamping Range | Overall Length | Concentricity | Hardness | Usage |
|---|---|---|---|---|---|---|---|---|
| ER 40 - COLLET 3MM | ER-Collet | Hardened Spring Steel | Model Dependent | Model Dependent | Model Dependent | Model Dependent | Model Dependent | CNC & Industrial Applications |
| ER 40 - COLLET 4MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 5MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 6MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 7MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 8MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 9MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 10MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 11MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 12MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 13MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 14MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 15MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 16MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 17MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 18MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 19MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 20MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 21MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 22MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 23MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 24MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 25MM | – | – | – | – | – | – | – | – |
| ER 40 - COLLET 26MM | – | – | – | – | – | – | – | – |
The Banka ER-Collets are widely used for securely holding end mills, drills, reamers, taps, and other cylindrical-shank cutting tools in ER collet chucks during CNC milling, drilling, reaming, tapping, and precision machining operations. They are essential tool-holding components for CNC machining centers, milling machines, production workshops, tool rooms, automotive industries, and precision engineering facilities, where high concentricity, secure tool gripping, low runout, vibration control, and reliable machining performance are essential.
