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Manufacturer number:
Cat. No.:
GARANT Master Form Steel fluteless machine tap with oil grooves HSS-E-PM IC, TiAlN, G: G3/8
Article no.: 327916
Catalog no.: 139425
Article code:
Product details
Technical Data
| Through-coolant | yes | |
| Entry of cooling lubricant | with cooling lubricant entry, axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, radial | |
| Cooling lubricant | yes | |
| Series | Master Form | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Shank diameter DS | 12 mm | |
| Thread type | G | |
| Nominal diameter of thread (inches) D | 0.375 in | |
| Thread D | G3/8 | |
| Thread pitch | 1.337 mm | |
| Turns per inch | 19 | |
| Thread tolerance class | ISO 228 X | |
| Taper lead angle | 9 degrees | |
| Number of teeth | 8 | |
| Taper lead form | C | |
| Application for type of drilling | through hole; blind hole | |
| To depth (x diameter) | 3; 3 | |
| Number of clamping slots | 8 | |
| Core hole diameter guideline value | 16.05 mm | |
| Flank angle | 55 degrees | |
| Square-drive width across flats □ | 9 mm | |
| Tool material | HSS-E-PM | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Overall length L | 100 mm | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 2189 | |
| Machining method | thread processing internal (EGI) | |
| Colour ring | blue | |
| Type of product | fluteless tap |
Identification & Classification
| Article number | 327916 | |
| Catalog number | 139425 | |
| EAN / GTIN | 4062406384043 | |
| Manufacturer number | 139425 G3/8 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
42
P
40
P
38
P
29
P
20
P
15
M
15
M
8
N
25
Description
Version:
DIN 2189 (≈ DIN 5156). With oil grooves; optimum lubrication effect even in deeper threads.
GARANT Master Form Steel:
The latest generation of high-performance fluteless taps, specially developed for use in steels.
With internal coolant feed laterally from the grooves. Permits the longest possible tool life when machining through holes and blind holes.
GARANT Master Form Steel:
The latest generation of high-performance fluteless taps, specially developed for use in steels.
- Optimised polygon geometry for a lower torque.
- Multi-layer HIPIMS coating for high wear resistance.
- HSS-E-PM substrate for top process reliability.
With internal coolant feed laterally from the grooves. Permits the longest possible tool life when machining through holes and blind holes.
Application:
For Whitworth parallel pipe threads DIN-ISO 228/1 (threads that do not form a seal within the connection).