{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
GARANT Master Form Steel fluteless machine tap with oil grooves Left-hand thread HSS-E-PM Form C 6HX, TiAlN, M-LH: M12
Article no.: 139255 M12
Article code:
Product details
Technical Data
| Thread type | M-LH | |
| Tool material | HSS-E-PM | |
| Coating | TiAlN | |
| Thread D | M12LH-6HX | |
| Thread pitch | 1.75 mm | |
| Core hole diameter guideline value | 11.2 mm | |
| Overall length L | 110 mm | |
| Square-drive width across flats □ | 7 mm | |
| Shank diameter DS | 9 mm | |
| Thread tolerance class | ISO 2X 6HX | |
| Application for type of drilling | through hole; blind hole | |
| Number of clamping slots | 8 | |
| Flank angle | 60 degrees | |
| Taper lead form | C | |
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Length of shank LS | 66 mm | |
| Cooling lubricant | yes | |
| Series | Master Form | |
| Manufacturer’s designation | GARANT Master Form Steel Maschinen-Gewindeformer mit Schmiernuten | |
| Nominal diameter of metric thread D | 12 mm | |
| Chisel edge diameter | 10.96 mm | |
| Length of tapping part Lc | 20.9 mm | |
| Tap infeed length | 4.38 mm | |
| Taper lead angle | 9 degrees | |
| Number of teeth | 8 | |
| Twist direction | neutral, straight | |
| Cutting part version | with lubrication groove and dirt trap groove | |
| To depth (x diameter) | 3; 3 | |
| Core hole diameter | 11.2 mm | |
| Machining group | P (steel) | |
| Interface | joint 1 | |
| Gauge length A | 110 mm | |
| Usable length L1 | 36 mm | |
| Weight | 107 g | |
| Cutting direction | left-hand cutting | |
| Standard | DIN 2174 | |
| Machining method | thread processing internal (EGI) | |
| Colour ring | without | |
| Type of product | fluteless tap | |
| Thread profile | full profile V | |
| Content | single part |
Identification & Classification
| Article number | 139255 M12 | |
| EAN / GTIN | 4062406383817 | |
| Manufacturer number | 139255 M12 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
38
P
37
P
35
P
27
P
18
P
12
M
12
M
7
N
22
Description
Version:
The latest generation of high-performance fluteless taps, specially developed for use in steel materials.
DIN 2174 (≈ DIN 371 ≤ M10; ≈ DIN 376 ≥ M12).
- Optimised polygon geometry for a lower torque.
- Multi-layer HIPIMS coating for high wear resistance.
- HSS-E-PM substrate for exceptional process reliability.
DIN 2174 (≈ DIN 371 ≤ M10; ≈ DIN 376 ≥ M12).