Threaded bolt and method for its production
A threaded bolt (1) having a shank (2) of basic cylindrical form and with a root end (3) and a head end (4) is provided with a spiral-shaped external thread (11), which has at least one principal flight (12) and in the vicinity of the root end (3) has at least one lead-in flight (13), adjoined by th...
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Sprache: | eng ; fre ; ger |
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