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Manufacturer number:
Machine tap 1/2-20
Article no.: 133400 1/2-20
Article code:
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The spiral point evacuates the swarf in the cutting direction.
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- Thread type: UNF
- Flank angle: 60
- Tool material: HSS E
- Standard: DIN 374
- Tolerance class: 2B
Product details
Technical Data
| Thread size | 1/2-20 UNF | |
| Coating | uncoated | |
| Thread type | UNF | |
| Flank angle | 60 degrees | |
| Tool material | HSS E | |
| Standard | DIN 374 | |
| Tolerance class | 2B | |
| Taper lead form | B | |
| Shank | Plain shank with h9 | |
| Through-coolant | no | |
| Application for type of drilling | up to 3×D for through holes | |
| Cutting direction | right-hand | |
| Thread pitch | 1.27 mm | |
| Threads per inch | 20 | |
| Thread ⌀ | 12.7 mm | |
| Overall length L | 100 mm | |
| Shank ⌀ Ds | 9 mm | |
| Shank square □ | 7 mm | |
| Tapping hole ⌀ | 11.5 mm | |
| Type of threading tool | Machine tap for conventional machining | |
| Number of clamping slots | 3 | |
| Colour ring | without | |
| Number of cutting edges Z | 3 | |
| Thread depth | 38.1 mm | |
| Type of product | Tap |
Identification numbers & Classifications
| Article number | 133400 1/2-20 | |
| EAN / GTIN | 4045197074805 | |
| Manufacturer number | 133400 1/2-20 |
Application Table
N
13
P
15
P
15
Description
Version:
With spiral point.
Application:
For UNF uniform fine threads ASME − B1.1.
Downloads & documents
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|
| Coating | uncoated | uncoated | uncoated | uncoated |
| Threads per inch | 20 | 20 | 20 | 20 |
| Thread pitch | 1.27 | 1.27 | 1.27 | 1.27 |
| Shank square □ | 7 | 9 | 9 | 7 |
| Cutting direction | right-hand | left-hand | right-hand | right-hand |
| Application for type of drilling | up to 3×D for through holes | up to 3×D for through holes | up to 3×D for through holes | up to 3×D for through holes |
| Shank ⌀ Ds | 9 | 11 | 11 | 9 |