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Article no.: 722434
Machine taps extra long HSS-E-PM Form C, vaporised, M: M20
Article no.: 408428
Catalog no.: 134670
Article code:
- Thread type: M
- Flank angle: 60
- Tool material: HSS E PM
- Standard: Manufacturer’s standard
- Thread standard: DIN 13
Product details
Technical Data
| Thread size | M20 | |
| Coating | vaporised | |
| Thread type | M | |
| Flank angle | 60 degrees | |
| Tool material | HSS E PM | |
| Standard | Manufacturer’s standard | |
| Thread standard | DIN 13 | |
| Tolerance class | ISO 2 6H | |
| Taper lead form | C | |
| Helix angle | 40 degrees | |
| Shank | Plain shank with h9 | |
| Through-coolant | no | |
| Application for type of drilling | up to 3×D for blind holes | |
| Cutting direction | right-hand | |
| Thread pitch | 2.5 mm | |
| Overall length L | 280 mm | |
| Shank ⌀ Ds | 16 mm | |
| Shank square □ | 12 mm | |
| Tapping hole ⌀ | 17.5 mm | |
| Thread ⌀ | 20 mm | |
| Type of threading tool | Machine tap for dynamic machining | |
| Number of clamping slots | 4 | |
| Colour ring | green | |
| Number of cutting edges Z | 4 | |
| Thread depth | 60 mm | |
| Type of product | Tap |
Identification & Classification
| Article number | 408428 | |
| Catalog number | 134670 | |
| EAN / GTIN | 4045197301710 | |
| Manufacturer number | 134670 M20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
15
P
18
P
18
P
18
P
9
M
8
N
16
Description
Version:
With extra long shank.
All sizes: Shank to DIN 376 (= shank ⌀ relieved).
Form C (2−3 turns lead chamfer).
All sizes: Shank to DIN 376 (= shank ⌀ relieved).
Form C (2−3 turns lead chamfer).
Advantage:
Designed for tapping threads where access is difficult.