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EAN / GTIN:
Manufacturer number:
Cat. Nr.:
Mini insert for internal boring out, with chip breaker right-hand, HB720, ⌀ Dmin: 7,8mm
Article no.: 270021 7,8
Article code:
Product details
Technical Data
| Series | Mini | |
| Minimum ⌀ Dmin | 7.8 mm | |
| Type | HB720 | |
| Insert size ⌀ d | 6 mm | |
| Insert thickness T | 3.65 mm | |
| Tip centre offset L3 | 4.65 mm | |
| maximum cutting depth tmax | 1.3 mm | |
| Radius R | 0.2 mm | |
| Wedge angle α | 70 degrees | |
| Feed f | 0.02 mm/rev. - 0.03 mm/rev. | |
| maximum cutting depth ap max | 0.15 mm - 0.5 mm | |
| Coating | TiCN | |
| Type of product | Mini indexable insert |
Identification & Classification
| Article number | 270021 7,8 | |
| EAN / GTIN | 4062406564872 | |
| Manufacturer number | 270021 7,8 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
80
N
80
N
60
P
80
P
80
P
80
P
80
P
60
M
70
M
50
S
30
K
60
N
80
