| 摘要 |
The invention relates to a self-tapping stud 1 comprising a conical ogival part 3, a threaded part 4 and a groove 2 situated between the latter two. The transition zone 10 between the threaded part 4 and the groove 2 is self-tapping. This stud finds its application in the field of lock-making, for holding the metal support plate. <IMAGE>
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