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EAN / GTIN:
Manufacturer number:
Solid carbide NC machine reamer 7 mm
Article no.: 164340 7
Article code:
- Tolerance: H7
- Number of cutting edges Z: 6
Product details
Technical Data
| Nominal ⌀ DC | 7 mm | |
| Tolerance | H7 | |
| Flute length Lc | 31 mm | |
| Overhang L1 | 67 mm | |
| Overall length L | 109 mm | |
| Number of cutting edges Z | 6 | |
| Shank ⌀ Ds | 8 mm | |
| Feed f in steel < 1100 N/mm2 | 0.14 mm/rev. | |
| Reaming oversize in diameter | 0.1 mm - 0.2 mm | |
| Shank tolerance | h6 |
Identification numbers & Classifications
| Article number | 164340 7 | |
| EAN / GTIN | 4045197093745 |
Application Table
N
35
N
30
P
20
P
13
P
10
P
8
P
6
M
10
M
8
S
8
K
8
N
20
Description
Version:
Version suitable for NC similar to DIN 8093 with straight shank ⌀ for standard chucking especially in hydraulic chucks or high precision collet chucks. This ensures the highest concentricity.
Tolerance specifications:
Size 0.6 – 0.9: Manufacturing or cutting edge tolerance 0/+0.004 mm.
Size 0.98 – 20: Reamer manufacturing or cutting edge tolerance to DIN1420 for H7 bore tolerance.
No need to procure special collets when using GARANT-NC reamers. With long flutes and left-hand helix.
Tolerance specifications:
Size 0.6 – 0.9: Manufacturing or cutting edge tolerance 0/+0.004 mm.
Size 0.98 – 20: Reamer manufacturing or cutting edge tolerance to DIN1420 for H7 bore tolerance.
No need to procure special collets when using GARANT-NC reamers. With long flutes and left-hand helix.
Application:
For reaming through holes, as the chips are evacuated in the cutting direction. Lead taper is suitable also for blind holes.