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Manufacturer number:
Mini counterbore for through holes 180°, uncoated, Counterbore ⌀ D1 ×pin ⌀ D2: 2,2X1,1mm
Article no.: 155700 2,2X1,1
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Article code:
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- Tool material: HSS E
- Number of cutting edges Z: 3
- Standard: DIN 373
- Shank: Plain shank
- Countersink angle: 180
Product details
Technical Data
| Counterbore ⌀ | 2.2 mm | |
| Coating | uncoated | |
| Pin ⌀ | 1,1 mm | |
| Tool material | HSS E | |
| Number of cutting edges Z | 3 | |
| Standard | DIN 373 | |
| Shank | Plain shank | |
| Countersink angle | 180 degrees | |
| for screw size | M1 | |
| Overall length L | 45 mm | |
| Shank ⌀ Ds | 2.2 mm | |
| Feed f in steel < 500 N/mm2 | 0.07 mm/rev. | |
| Through-coolant | no | |
| Pre-drill ⌀ | 1.1 mm | |
| Step height L1 1st step with chamfer | 2 mm | |
| Cutter length lc | 7 mm | |
| Point angle | 180 degrees | |
| Type of product | Counterbore |
Identification & Classification
| Article number |
155700 2,2X1,1
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| EAN / GTIN |
4045197462831
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| Manufacturer number |
155700 2,2X1,1
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| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
suitable for / [m/min]
N
ISO code:
33
suitable for / [m/min]
P
ISO code:
28
suitable for / [m/min]
P
ISO code:
27
suitable for / [m/min]
P
ISO code:
27
suitable for / [m/min]
M
ISO code:
8
suitable for / [m/min]
M
ISO code:
5
suitable for / [m/min]
Description
Version:
Spiral fluted counterbore with fixed pilot.
DIN 373 / ISO 4206.
DIN 373 / ISO 4206.
Application:
For through hole quality fine (ISO values) to DIN 69.
For socket-head screws to DIN 912, 6912, 7984, and cheese-head screws to ISO 1207 (DIN 84).
For socket-head screws to DIN 912, 6912, 7984, and cheese-head screws to ISO 1207 (DIN 84).
Note:
Size 4.6 × 2.4 is not defined in DIN.