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Countersink 90°, TiN, External ⌀ Dc: 31mm
Article no.: 150180 31
Article code:
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Three-flute countersinks for accurate centring.
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Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Interface coding | ZYL01200105 | |
| Holder shape | Standard | |
| Holder version | metric | |
| Holder size, metric | 12 mm | |
| Type of mounting | spigot | |
| Holder tolerance class | h9 | |
| Shank diameter | 12 mm | |
| Shank length | 44 mm | |
| Cutter diameter, min. | 4.2 mm | |
| Cutter diameter, max. | 31 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | manufacturer tolerance | |
| For hole diameter | 4.2 mm | |
| Flute length | 22.7 mm | |
| Taper length | 13.4 mm | |
| Number of teeth | 3 | |
| Twist direction | right-hand | |
| Helix angle, min. | 0 degrees | |
| Angle, 1st step | 90 degrees | |
| Pilot pin | without guiding pin | |
| Guide elements | without guide elements | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS-TIN | |
| Coating | TiN | |
| Interface | joint 1 | |
| Gauge length | 27 mm | |
| Usable length | 27 mm | |
| Weight | 100 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 335 C | |
| Machining method | subland drilling | |
| Colour ring | green | |
| Type of product | countersink | |
| Content | single part |
Identification & Classification
| Article number | 150180 31 | |
| EAN / GTIN | 4045197086013 | |
| Manufacturer number | 150180 31 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
38
P
34
P
32
P
32
M
9
N
80
Description
Version:
All countersinks have 3 cutting edges, radially relieved.
Flutes are ground from solid.
Economy version, improved performance due to coating.
Flutes are ground from solid.
Economy version, improved performance due to coating.
Application:
High precision countersinks for chatter-free countersinking.