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Boring bar for grooving, left-hand, Shank ⌀ DS / groove width w: 25/4mm
Article no.: 273791 25/4
Article code:
- Through-coolant: yes
Product details
Technical Data
| Shank ⌀ Ds | 25 mm | |
| Groove width w | 4 mm | |
| Application type | left-hand | |
| Through-coolant | yes | |
| tmax internal machining | 9.5 mm | |
| Minimum pre-drill ⌀ Dmin | 32 mm | |
| Centre offset L3 | 19 mm | |
| Overhang L1 recessed holders | 40 mm | |
| Overall length L | 250 mm | |
| Screw | 279815 8 (TX20; 4.5 Nm) | |
| axial grooving possible | yes | |
| Type of product | Boring bar |
Identification numbers & Classifications
| Article number | 273791 25/4 | |
| EAN / GTIN | 4045197485410 | |
| Manufacturer number | 273791 25/4 |
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.
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Boring bar for grooving, left-hand, Shank ⌀ DS / groove width w: 25/4mm |
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| Overall length L | 250 mm | 250 mm | 250 mm | 250 mm | 200 mm | 200 mm | 103 mm | 103 mm |
| Through-coolant | yes | yes | yes | yes | no | no | yes | yes |
| Shank ⌀ Ds | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm |
| Overhang L1 recessed holders | 40 mm | 40 mm | 40 mm | 40 mm | 50 mm | 50 mm | 40 mm | 40 mm |
| Application type | left-hand | right-hand | right-hand | left-hand | left-hand | right-hand | right-hand | left-hand |
| tmax internal machining | 9.5 mm | 6 mm | 9.5 mm | 6 mm | 5 mm | 5 mm | 5 mm | 5 mm |
| Type of product | Boring bar | Boring bar | Boring bar | Boring bar | Boring bar | Boring bar | Boring bar | Boring bar |