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Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
HOLEX Clever Tap machine tap, uncoated, UNF: 1/4-28
Article no.: 2018203
Catalog no.: 138004
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Series | Clever Tap | |
| Manufacturer’s designation | HOLEX Clever Tap Maschinen-Gewindebohrer | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Interface coding | ZYL00602100 | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0070 mm | |
| Holder tolerance class | h9 | |
| Shank diameter | 7 mm | |
| Thread type | UNF | |
| Thread nominal diameter inch | 0.25 in | |
| Thread | UNF1/4-28 | |
| Thread pitch | 0.907 mm | |
| Turns per inch | 28 | |
| Thread tolerance class | 2B | |
| Taper lead angle | 15 degrees | |
| Number of teeth | 3 | |
| Twist direction | right-hand | |
| Twist angle | 40 degrees | |
| Type of thread-cutting tool | machine tap for conventional machining | |
| Taper lead form | C | |
| Application for type of drilling | Blind hole | |
| To depth (x diameter) | 2.5 | |
| Number of clamping slots | 3 | |
| Core hole diameter | 5.5 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats | 5.5 mm | |
| Tool material | HSS-E | |
| Machining group | P (steel) | |
| Cutting media, manufacturer’s designation | HSS-E | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Usable length | 15.9 mm | |
| Overall length | 80 mm | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 371 | |
| Machining method | thread processing internal | |
| Colour ring | without | |
| Type of product | Taps |
Identification & Classification
| Article number | 2018203 | |
| Catalog number | 138004 | |
| EAN / GTIN | 4067263162407 | |
| Manufacturer number | 138004 1/4-28 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
13
N
13
P
12
P
12
P
6
Description
Version:
HSS-E
Application:
For UNF uniform fine threads ASME − B1.1.