Firstly, the term self-drilling refers to the screw's ability to penetrate the material without the need for a pre-drilled hole. The tip of the screw is equipped with a drill point, typically a T25 or T30 Torx head, which allows it to cut through the metal stud effortlessly. This eliminates the need for a separate drilling tool, saving time and effort on the job site.
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2025-08-14 06:29
1986