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ET collet with radial compensation for tapping and reaming, ET 25, Nominal clamping ⌀ d: 3mm
Article no.: 309447 3
Article code:
Product details
Technical Data
| Interface position | on the workpiece | |
| Holder type | Plain shank | |
| Holder version | metric | |
| Holder size, metric | 3 mm | |
| Type of mounting | hole (internal mounting) | |
| Shank diameter | 3 mm | |
| Shank length | 35 mm | |
| Holder | ET 25 | |
| Clamping diameter | 3 mm | |
| External diameter | 26 mm | |
| Length of collet | 35 mm | |
| Shape | conical | |
| Taper angle | 16 degrees | |
| Standard | works standard | |
| Surface | ground; hardened | |
| With axial compensation | yes | |
| Axial compensation | 0.1 mm | |
| With radial compensation | yes | |
| Radial compensation (reaming) | 0.05 mm | |
| Radial compensation (thread tapping) | 0.4 mm | |
| Collet version | draw-in collet | |
| Interface | joint 1 | |
| Type of product | collet | |
| Content | single part |
Identification & Classification
| Article number | 309447 3 | |
| EAN / GTIN | 4045197782984 | |
| Manufacturer number | 309447 3 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
Hardened and ground.
Advantage:
The radial compensation allows correction of slight centring errors (for the required concentricity and thread or fit quality). Axial compensation of 0.1 mm.
Application:
For tapping and reaming on milling and turning centres.
Suitable for:
All standard ER collet chucks.
Note:
Clamps only the nominal ⌀. Not compatible with the CENTRO P precision ER collet chuck.