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Article code:
EAN / GTIN:
Manufacturer number:
NC reamer, uncoated, Nominal ⌀ DC: 7,12mm
Article no.: 162902 7,12
Article code:
- Tolerance: 0 / 0,005
- Tool material: HSS E
- Standard: Manufacturer’s standard
- Through-coolant: no
- Shank: DIN 1835 A to h6
Product details
Technical Data
| Nominal ⌀ DC | 7.12 mm | |
| Coating | uncoated | |
| Tolerance | 0 / 0,005 | |
| Tool material | HSS E | |
| Standard | Manufacturer’s standard | |
| Through-coolant | no | |
| Shank | DIN 1835 A to h6 | |
| Application for type of drilling | for through holes | |
| Flute length Lc | 31 mm | |
| Overhang L1 | 72 mm | |
| Overall length L | 109 mm | |
| Number of cutting edges Z | 6 | |
| Shank ⌀ Ds | 8 mm | |
| Feed f in steel < 750 N/mm2 | 0.2 mm/rev. | |
| Reaming oversize in diameter | 0.1 mm - 0.2 mm | |
| Colour ring | green | |
| Type of product | Phillips bit |
Identification & Classification
| Article number | 162902 7,12 | |
| EAN / GTIN | 4062406141691 | |
| Manufacturer number | 162902 7,12 | |
| Manufacturer | 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:
Version suitable for NC similar to DIN 212 with straight shank ⌀ for standard chucking especially in hydraulic chucks or high precision collet chucks. For highest concentricity and process reliability. No need to order special collets.
With long flutes and left-hand helix.
Reamers such as 162900, but in 1/100 sizes.
Tolerance specifications:
Size 1.01 – 5.5: Manufacturing or cutting edge tolerance 0 / +0.004 mm.
Size 5.51 – 12.05: Manufacturing or cutting edge tolerance 0 / +0.005 mm.
Ordering example:
Desired dia. 6.24 mm – ordering particulars: article number 162902 6.24.
The 6.24 mm reamer with tolerance 0 / +0.005 mm is supplied.
Depending on availability, delivery time is from stock or max. 1 working week.
To determine which diameter you need for your desired fit, please see the following table. Often one reamer also covers further fits, since the tolerance bands overlap.
With long flutes and left-hand helix.
Reamers such as 162900, but in 1/100 sizes.
Tolerance specifications:
Size 1.01 – 5.5: Manufacturing or cutting edge tolerance 0 / +0.004 mm.
Size 5.51 – 12.05: Manufacturing or cutting edge tolerance 0 / +0.005 mm.
Ordering example:
Desired dia. 6.24 mm – ordering particulars: article number 162902 6.24.
The 6.24 mm reamer with tolerance 0 / +0.005 mm is supplied.
Depending on availability, delivery time is from stock or max. 1 working week.
To determine which diameter you need for your desired fit, please see the following table. Often one reamer also covers further fits, since the tolerance bands overlap.