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Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
HOLEX Pro Tap machine tap HSS-E, TiN, UNC: 7/8-9
Article no.: 178068
Catalog no.: 133375
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 | |
| Series | Pro Tap | |
| Manufacturer’s designation | HOLEX Pro Tap Maschinen-Gewindebohrer HSS-E TiN UNC | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 18 mm | |
| Type of mounting | spigot | |
| Holder tolerance class | h9 | |
| Shank diameter | 18 mm | |
| Shank length | 66.69 mm | |
| Thread type | UNC | |
| Thread nominal diameter inch | 0.875 in | |
| Thread | UNC7/8-9 | |
| Thread pitch | 2.822 mm | |
| Turns per inch | 9 | |
| Thread tolerance class | 2B | |
| Width across flats | 14.5 mm | |
| Length of tapping part | 66.69 mm | |
| Taper lead angle | 8 degrees | |
| Number of teeth | 3 | |
| Twist direction | neutral, straight | |
| Twist angle | 0 degrees | |
| Type of thread-cutting tool | machine tap for dynamic machining | |
| Taper lead form | B | |
| Application for type of drilling | Through hole | |
| To depth (x diameter) | 3 | |
| Number of clamping slots | 3 | |
| Core hole diameter | 19.5 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats | 14.5 mm | |
| Tool material | HSS-E | |
| Machining group | P (steel) | |
| Cutting media, manufacturer’s designation | HSS-E | |
| Coating | TiN | |
| Interface | joint 1 | |
| Overall length | 140 mm | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 376 | |
| Data carriers | without data carrier | |
| Machining method | thread processing internal | |
| Colour ring | green | |
| Type of product | Taps |
Identification & Classification
| Article number | 178068 | |
| Catalog number | 133375 | |
| EAN / GTIN | 4062406374303 | |
| Manufacturer number | 133375 7/8-9 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
24
N
25
N
10
P
24
P
20
P
15
P
8
M
8
N
15
Description
Version:
HOLEX Pro Tap general-purpose tap. Sturdy design suitable for a wide spectrum of materials. Improved HSS-E tool material with low-friction TiN coating.
Application:
For UNC uniform coarse threads ASME − B1.1.