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Article no.: 139475 G1/8
Fluteless machine tap with oil grooves HSS/E TiAlN G1/8 HOLEX
Article no.: 139472 G1/8
Article code:
- Thread type: G
- Flank angle: 55
- Tool material: HSS E
- Standard: DIN 2189
- Tolerance class: ISO 228 X
Product details
Technical Data
| Thread size | G1/8 | |
| Coating | TiAlN | |
| Thread type | G | |
| Flank angle | 55 degrees | |
| Tool material | HSS E | |
| Standard | DIN 2189 | |
| Tolerance class | ISO 228 X | |
| Taper lead form | C | |
| Shank | Plain shank with h9 | |
| Through-coolant | no | |
| Application for type of drilling | up to 3×D for blind holes; up to 3×D for through holes | |
| Cutting direction | right-hand | |
| Thread pitch | 0,907 mm | |
| Threads per inch | 28 | |
| Thread ⌀ | 9,73 mm | |
| Overall length L | 90 mm | |
| Shank ⌀ Ds | 7 mm | |
| Shank square □ | 5,5 mm | |
| Tapping hole ⌀ guide value | 9,25 mm | |
| Number of clamping slots | 5 | |
| Colour ring | green | |
| Number of cutting edges Z | 5 | |
| Thread depth | 29,19 mm | |
| Type of product | Fluteless tap |
Identification & Classification
| Article number | 139472 G1/8 | |
| EAN / GTIN | 4045197447081 | |
| Manufacturer number | 139472 G1/8 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Deutschland, www.hoffmann-group.com |
Application Table
N
23
P
23
P
22
P
22
M
11
N
12
Description
Version:
DIN 2189 (≈ DIN 5156). With oil grooves; optimum lubrication effect even in deeper threads.
High performance TiAlN and anti-friction coating for correspondingly longer tool life.
High performance TiAlN and anti-friction coating for correspondingly longer tool life.
Application:
For Whitworth parallel pipe threads DIN-ISO 228/1 (threads that do not form a seal within the connection).