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Manufacturer number:
Cat. No.:
Carbide machine reamer H7, uncoated, Nominal ⌀ DC: 2,5mm
Article no.: 164500 2,5
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0025 mm | |
| Holder tolerance class | h6 | |
| Shank diameter | 2.5 mm | |
| Holder diameter, ISO tolerance class | 2.5 mm | |
| Holder diameter, lower dimension | -0.006 mm | |
| Tolerance Class | h7 | |
| Cutter diameter 1st step min. | 2.5 mm | |
| Configurable | no | |
| Boring out allowance | 0.07 mm | |
| 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 mm | |
| Cutting edge length | 15.25 mm | |
| Tap infeed length | 0.96 mm | |
| Number of teeth | 4 | |
| Twist direction | left-hand | |
| Helix angle max. | 8 degrees | |
| Graduation | the same | |
| Taper lead angle | 20 degrees | |
| Type of reaming tool | for through holes | |
| Guide elements present | no | |
| Type of drive | machine reamer | |
| Tool material | solid carbide | |
| Machining group | K (cast iron); N (non-ferrous metals); P (steel) | |
| Cutting media, manufacturer’s designation | VHM | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length | 30.25 mm | |
| Usable length | 27.25 mm | |
| Overall length | 57 mm | |
| Functional length | 25.5 mm | |
| Weight | 4 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Standard | DIN 8093 | |
| Data carriers | without data carrier | |
| Machining method | boring out | |
| Colour ring | without | |
| Type of product | cylindrical reamer | |
| Content | single part |
Identification & Classification
| Article number | 164500 2,5 | |
| EAN / GTIN | 4045197251947 | |
| Manufacturer number | 164500 2,5 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
35
N
30
P
20
P
13
P
10
P
8
P
6
M
10
N
20
Description
Version:
Long flutes, left-hand helix.
Extremely irregular spacing (EU) from size 2.
This ensures that the reamed bore is absolutely round and free from chatter marks.
Extremely irregular spacing (EU) from size 2.
This ensures that the reamed bore is absolutely round and free from chatter marks.
With centring tip.
Application:
On stable, low vibration machines. Longer tool life and better dimensional accuracy than HSS reamers.
Tool material:
Sizes 1 − 13 solid carbide.
Sizes 14 − 16 with carbide inserts, supported by hard nitrided steel guide chamfers.
Sizes 14 − 16 with carbide inserts, supported by hard nitrided steel guide chamfers.