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Quick-change tapping chuck, Shank ⌀ 20 mm, Tapping range: M3-12
Article no.: 191329
Catalog no.: 334622
Article code:
Product details
Technical Data
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | no | |
| Holder type | Plain shank | |
| Holder shape | form B | |
| Holder version | metric | |
| Holder size, metric | 0200 mm | |
| Type of mounting | spigot | |
| Holder tolerance class | h6 | |
| Shank diameter | 19 mm | |
| Shank length | 50 mm | |
| Holder diameter, ISO tolerance class | 20 mm | |
| Holder diameter, upper dimension | 20 mm | |
| Holder diameter, lower dimension | 19.987 mm | |
| Shank type | HB; HE | |
| Interface on machine side | shank diameter = 20 mm | |
| Min. clamping diameter | 3 mm | |
| Max. clamping diameter | 12 mm | |
| Gauge length | 41.5 mm | |
| Min. tool clamping length | 11.5 mm | |
| Length compensation by compression | 7.5 mm | |
| Length compensation by tension | 7.5 mm | |
| Format | short | |
| Suitable for tapping | yes | |
| Minimum tap size | M3 | |
| Maximum tap size | M12 | |
| Interface | joint 1; joint 2 | |
| Type of product | quick-change chuck | |
| Overall length | 91.5 mm | |
| Overall height | 38.3 mm | |
| Overall width | 38.3 mm | |
| Standard | DIN 1835 B; DIN 1835 E | |
| Through-coolant available | no | |
| Material | aluminium; heat-treatable steel | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 191329 | |
| Catalog number | 334622 | |
| EAN / GTIN | 4045197487872 | |
| Manufacturer number | 334622 M3-12 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- Compact design, with flexible length compensation by compression and tension.
- Adjustable lead-in pressures for different materials and taps.
Parallel shank to DIN 1835 − Form B and E.
Application:
- To produce threads that are true to gauge.
- For right-hand and left-hand thread.
- For NC machines and machining centres.
Optional extras:
Note:
- Quick-change tapping heads in other shank types size M14 − M33 available on request.
- Quick-change tapping heads not suitable for internal coolant supply.