hexagonal self tapping screws

Butterfly screws, also known as toggle bolts, are a type of fastener that features a pair of wings that fold during installation and expand once they are inside a pre-drilled hole. The design allows for a stronger grip on hollow walls, such as drywall, where regular screws might not provide sufficient anchoring. Butterfly screws are particularly useful for mounting heavier items like televisions, where the risk of falling can be a significant concern.


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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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