double headed stud

Lag screws, typically used for heavy-duty applications like securing wooden beams or attaching metal to wood, have traditionally required a separate drilling step before the screwing process. However, with the advent of self-drilling versions, this dual-step process is consolidated into one swift action. The self-drilling tip, often featuring a sharp point and flutes, cuts through material effortlessly, whether it's wood, metal, or even concrete, making them highly versatile.

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The 4 in the sequence pertains to the thread count per inch (TPI). A higher thread count usually equates to better holding power and faster insertion A higher thread count usually equates to better holding power and faster insertion A higher thread count usually equates to better holding power and faster insertion A higher thread count usually equates to better holding power and faster insertion6 1 1 4 drywall screws. The 4 TPI on these drywall screws allows for efficient installation while providing a strong grip, reducing the chances of the drywall pulling away from the frame.

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