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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
NC reamer extra long H7, uncoated, Nominal ⌀ DC: 2mm
Article no.: 722940
Catalog no.: 162971
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | no | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0020 mm | |
| Type of mounting | spigot | |
| Shank diameter | 2 mm | |
| Shank length | 20 mm | |
| Holder diameter, ISO tolerance class | 2 mm | |
| Holder diameter, lower dimension | -0.006 mm | |
| Tolerance Class | h6 | |
| Cutter diameter 1st step min. | 2 mm | |
| Configurable | no | |
| Hole to be created 1st step, ISO tolerance class | H7 | |
| Hole to be created 1st step, upper dimension | 0.01 mm | |
| Hole to be created 1st step, lower dimension | 0.004 mm | |
| Cutting edge length | 12 mm | |
| Tap infeed length | 0.5 mm | |
| Number of teeth | 4 | |
| Twist direction | left-hand | |
| Helix angle max. | 8 degrees | |
| Type of reaming tool | for through holes and blind holes | |
| Type of drive | machine reamer | |
| Tool material | HSS-E | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length | 68 mm | |
| Usable length | 65 mm | |
| Overall length | 87 mm | |
| Functional length | 85.79 mm | |
| Weight | 2 g | |
| Cutting direction | right-hand cutting | |
| Standard | Werksnorm | |
| Data carriers | without data carrier | |
| Machining method | boring out | |
| Colour ring | without | |
| Type of product | cylindrical reamer | |
| Content | single part |
Identification & Classification
| Article number | 722940 | |
| Catalog number | 162971 | |
| EAN / GTIN | 4062406264550 | |
| Manufacturer number | 162971 2 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
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. Reamers finish ground for fit H7.
Application:
Especially for deeper holes. Also suitable for blind holes.