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Fluteless machine tap with oil grooves 6HX, TiAlN, M: M2
Article no.: 139171 M2
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 | |
| Interface coding | ZYL | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0028 mm | |
| Holder tolerance class | h9 | |
| Shank diameter DS | 2.8 mm | |
| Shank length LS | 37 mm | |
| Thread type | M | |
| Thread nominal diameter metric | 2 mm | |
| Thread | M2 | |
| Thread pitch | 0.4 mm | |
| Thread tolerance class | 6HX | |
| Chisel edge diameter | 1.78 mm | |
| Width across flats | 2.1 mm | |
| Length of tapping part Lc | 8 mm | |
| Tap infeed length | 2.64 mm | |
| Taper lead angle | 9 degrees | |
| Number of teeth | 3 | |
| Twist direction | neutral, straight | |
| Twist angle | 0 degrees | |
| Taper lead form | C | |
| Cutting part version | with lubrication groove and dirt trap groove | |
| Recommended maximum drilling depth L2 | 6 mm | |
| Application for type of drilling | Through hole; Blind hole | |
| To depth (x diameter) | 3; 3 | |
| Number of clamping slots | 3 | |
| Core hole diameter | 1.85 mm | |
| Core hole diameter guideline value | 1.85 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats □ | 2.1 mm | |
| Tool material | HSS-E-PM | |
| Cutting media, manufacturer’s designation | HSS-PM | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Gauge length A | 46.54 mm | |
| Usable length L1 | 8 mm | |
| Overall length L | 45 mm | |
| Weight | 3 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 2174 | |
| Machining method | thread processing internal | |
| Colour ring | yellow | |
| Type of product | Fluteless tap |
Identification & Classification
| Article number | 139171 M2 | |
| EAN / GTIN | 4045197541789 | |
| Manufacturer number | 139171 M2 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
42
N
42
N
28
P
32
Description
Version:
DIN 2174 (≈ DIN 371 ≤ M10; ≈ DIN 376 ≥ M12). With oil grooves; optimum lubrication effect even in deeper threads.
Tolerance class: ISO 2X/6HX.
The innovative polygon form permits a wide application spectrum. The multi-function layer structure achieves maximum service life even in high-tensile materials.
Special TiAlN coating, highly suitable for aluminium alloys.
Tolerance class: ISO 2X/6HX.
The innovative polygon form permits a wide application spectrum. The multi-function layer structure achieves maximum service life even in high-tensile materials.
Special TiAlN coating, highly suitable for aluminium alloys.