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Threading Taps |
 Titanium and CrNi alloys |
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DIN 371  630A T630A A630A AC630A |
DIN 376 - 374 - 5156  630 T630 A630 AC630 |
COATING     |
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  ≤ 2 x d1  |
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| Machine tap with spiral point, driving the chips ahead. Interrupted thread. Chamfer lead 4-5 threads (DIN-Form B). Rake angle 8º÷10º measured in the 3rd thread. |
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