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EAN / GTIN:
Manufacturer number:
Cat. No.:
Fluteless machine tap with oil grooves HSS-E-PM, TiN, MF: 8X1
Article no.: 501428
Catalog no.: 139260
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 | |
| Manufacturer’s designation | Maschinen-Gewindeformer mit Schmiernuten | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL00602105 | |
| Shank diameter DS | 6 mm | |
| Length of shank LS | 57 mm | |
| Thread type | MF | |
| Nominal diameter of metric thread D | 8 mm | |
| Thread D | MF8X1 | |
| Thread pitch | 1 mm | |
| Thread tolerance class | ISO 2X 6HX | |
| Chisel edge diameter | 7.37 mm | |
| Length of tapping part Lc | 19 mm | |
| Tap infeed length | 6.195 mm | |
| Taper lead angle | 9 degrees | |
| Number of teeth | 5 | |
| Twist direction | neutral, straight | |
| Twist angle | 0 degrees | |
| Taper lead form | C | |
| Cutting part version | with lubrication groove and dirt trap groove | |
| Application for type of drilling | through hole; blind hole | |
| To depth (x diameter) | 3; 3 | |
| Number of clamping slots | 5 | |
| Core hole diameter | 7.55 mm | |
| Core hole diameter guideline value | 7.55 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats □ | 4.9 mm | |
| Tool material | HSS-E-PM | |
| Cutting media, manufacturer’s designation | HSS-PM | |
| Coating | TiN | |
| Interface | joint 1 | |
| Gauge length A | 93.685 mm | |
| Overall length L | 90 mm | |
| Weight | 36 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 2174 | |
| Machining method | thread processing internal (EGI) | |
| Colour ring | blue | |
| Type of product | fluteless tap |
Identification & Classification
| Article number | 501428 | |
| Catalog number | 139260 | |
| EAN / GTIN | 4045197509468 | |
| Manufacturer number | 139260 8X1 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
32
P
27
P
22
P
17
M
12
M
7
N
22
Description
Version:
The innovative polygon form for a wide application spectrum. Particularly suitable for nickel-chrome steels.
Satisfies DIN 374.
Satisfies DIN 374.