3 1 2 self drilling screws

A butterfly plastic toggle anchor is essentially a two-part system consisting of a plastic body and a metal toggle. The plastic body, often made from durable materials like nylon or polypropylene, serves as the anchor point, while the toggle acts as a stabilizing mechanism that spreads the load behind the wall. The butterfly shape of the toggle allows it to open up once inserted into the pre-drilled hole, providing a secure grip on the inner surface of the wall.

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Overall, self-drilling screws are an excellent choice for connecting structural steel components due to their drilling capabilities, thread design, and versatility. By using these screws, builders and contractors can save time and effort while creating strong and secure connections that will stand the test of time. Whether you are constructing a new building or performing repairs on an existing structure, self-drilling screws are a reliable and efficient solution for your fastening needs.

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