{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Tapping head, Type: 20/4
Article no.: 334100 20/4
Article code:
Product details
Technical Data
| Thread range | M8 − M20 | |
| maximum speed, advance | 500 rpm | |
| Length compensation in tension | 16.5 mm | |
| Length from the machine spindle | 170 mm | |
| L1 | 86 mm | |
| Disengagement travel B | 8 mm | |
| External ⌀ D | 100 mm | |
| ⌀ D1 | 31 mm | |
| ⌀ D2 | 50 mm | |
| Morse taper MT | 4 | |
| Type of product | Tapping head |
Identification & Classification
| Article number | 334100 20/4 | |
| EAN / GTIN | 4045197152374 | |
| Manufacturer number | 334100 20/4 | |
| Manufacturer | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- With built-in reversing gears for automatic return. After reaching the thread depth, the unit automatically reverses by raising the machine spindle (low-wear ball system!).
- Accelerated return (approx. factor 1.8×nmax).
- Length compensation in tension.
- With anti-rotation arm.
- Maintenance-free
- For cutting right- and left-hand threads.
- With quick-change collet system.
Application:
For automatic tapping on non-reversing machines with manual feed. For tapping through holes (with collets No. 335430) and blind holes (with inserts No. 335620).