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Article code:
EAN / GTIN:
Manufacturer number:
Machine reamer H7, uncoated, Nominal ⌀ DC: 8mm
Article no.: 163000 8
Article code:
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≥ 3.9 mm
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≥ 3.9 mm
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Even number of teeth with irregular spacing − teeth are exactly opposite each other; e. g. teeth 1 and 5.
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Correct undersize for pre-drilled holes can be found in the machining handbook.
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- Tolerance: H7
- Tool material: HSS E
- Standard: DIN 212 B
- Through-coolant: no
- Shank: Plain shank with h9
Product details
Technical Data
| Nominal ⌀ DC | 8 mm | |
| Coating | uncoated | |
| Tolerance | H7 | |
| Tool material | HSS E | |
| Standard | DIN 212 B | |
| Through-coolant | no | |
| Shank | Plain shank with h9 | |
| Application for type of drilling | for through holes | |
| Flute length Lc | 33 mm | |
| Overhang L1 | 80 mm | |
| Overall length L | 117 mm | |
| Number of cutting edges Z | 6 | |
| Shank ⌀ Ds | 8 mm | |
| Feed f in steel < 750 N/mm2 | 0.25 mm/rev. | |
| Reaming oversize in diameter | 0.1 mm - 0.2 mm | |
| Shank tolerance | h9 | |
| Colour ring | without | |
| Type of product | Phillips bit |
Identification numbers & Classifications
| Article number | 163000 8 | |
| EAN / GTIN | 4045197253088 | |
| Manufacturer number | 163000 8 |
Application Table
N
20
N
20
P
15
P
10
P
7
P
5
P
4
M
5
M
5
S
5
K
5
N
13
Description
Version:
With long flutes and left-hand helix.
From size 1.8 even number of teeth and uneven spacing.
Up to size 3.7 both ends with external centres;
from size 3.9 both ends with internal centres.
Reamers finish ground for fit H7.
From size 1.8 even number of teeth and uneven spacing.
Up to size 3.7 both ends with external centres;
from size 3.9 both ends with internal centres.
Reamers finish ground for fit H7.
Application:
For reaming through holes. Also suitable for blind holes (from 3.9 mm ⌀) due to short chamfer lead.
Note:
- Straight flute machine chucking reamers − available ex-stock.
- For reamers with other diameters and fits see No. 162951.
Downloads & documents
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|
| Overhang L1 | 80 mm | 80 mm | 80 mm | 77 mm | 88 mm | 88 mm |
| Colour ring | without | green | without | without | without | without |
| Through-coolant | no | no | no | no | no | no |
| Nominal ⌀ DC | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm |
| Flute length Lc | 33 mm | 33 mm | 33 mm | 33 mm | 33 mm | 33 mm |
| Tool material | HSS E | HSS E | HSS E | HSS E | HSS E | HSS E |
| Reaming oversize in diameter | 0.1 mm - 0.2 mm | 0.1 mm - 0.2 mm | 0.1 mm - 0.2 mm | 0.1 mm - 0.2 mm | 0.1 mm - 0.2 mm | 0.1 mm - 0.2 mm |