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Extension, Internal and external □: 2,1mm
Article no.: 643983
Catalog no.: 149400
Article code:
Product details
Technical Data
| Cooling lubricant | no | |
| Interface position | on the machine; on the workpiece | |
| Holder type | square mounting; square mounting | |
| Holder version | metric; metric | |
| Holder size, metric | 0021 mm; 0021 mm | |
| Shank length | 60 mm; 60 mm | |
| Interface | joint 1; joint 2 | |
| Overall length | 60 mm | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 377 | |
| Machining method | thread processing internal |
Identification & Classification
| Article number | 643983 | |
| Catalog number | 149400 | |
| EAN / GTIN | 4045197857224 | |
| Manufacturer number | 149400 2,1 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
Hardened and nickel-plated. Square drive and square socket the same size.
Application:
For extending short taps (e.g. DIN 351 / 352 / 2181 / 5157), hand reamers and other tools with square shanks.
Note:
Extensions for machine taps with shank, e.g. to DIN 371 / 374 / 376, can be found under No. 338400.