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Boring bar for grooving, left-hand, Shank ⌀ DS / groove width w: 12/1,5mm
Article no.: 273791 12/1,5
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- Through-coolant: yes
Product details
Technical Data
| Shank ⌀ Ds | 12 mm | |
| Groove width w | 1,5 mm | |
| Application type | left-hand | |
| Through-coolant | yes | |
| tmax internal machining | 4.5 mm | |
| Minimum pre-drill ⌀ Dmin | 16 mm | |
| Centre offset L3 | 9.5 mm | |
| Overhang L1 recessed holders | 30 mm | |
| Overall length L | 140 mm | |
| Screw | 279815 12 (TX15; 3.5 Nm) | |
| axial grooving possible | yes | |
| Type of product | Boring bar |
Identification & Classification
| Article number |
273791 12/1,5
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| EAN / GTIN |
4045197721105
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| Manufacturer number |
273791 12/1,5
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| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
Made of high-tensile tool steel (>1300 N/mm2). In conjunction with the convex indexable insert clamping, the system achieves very high resistance to axial and radial cutting forces and thereby significantly increases the surface quality and productivity.