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When drilling for a 1-1/4 inch wedge anchor, the drill bit size should be slightly smaller than the anchor's diameter to create the proper mating surface. The rule of thumb is to use a drill bit that is about 1/8 inch less than the anchor's nominal size. Thus, for a 1-1/4 inch wedge anchor, you would need a 1-1/8 inch (1.0625 inches) drill bit0625 inches) drill bit0625 inches) drill bit0625 inches) drill bit1 4 wedge anchor drill bit size. This allows the anchor to expand fully within the hole, providing maximum holding power.

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hex head construction screws

Ceiling wedge anchors are specialized fastening devices that usually consist of a metal wedge, a threaded rod or eye bolt, and a nut. When installed, the wedge expands securely against the base material—typically concrete or masonry—providing a strong hold. The innovative design allows for quick and easy installations, which is essential in fast-paced construction environments. These anchors are often made from corrosion-resistant materials to ensure longevity and durability, especially in environments where moisture and chemicals are present.


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hex head construction screws