| 摘要 |
A self-tapping screw (10) for the connection of at least two elements (11, 12), comprising a cylindrical shank (13) from which the following protrude, monolithically therewith: at a first end a tip (14) for perforating all the different elements (11, 12) intended to be affected by the self-tapping screw (10), and at the opposite, second end a stroke limiting head (15); in the intermediate region (16) of the shank (13) there is at least one threaded portion (17) for self-screwing into a corresponding hole (18) which is formed in an internal layer (12) of the at least two elements (11, 12); the shank (13) is arranged in traction between the head (15) and the threaded portion (17).
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