self drilling expansion anchors

The 1 2 indicates the dimensions of the anchor plate. It could mean a 1 by 2-inch rectangular plate or a 1.2-inch thick plate, depending on the context2-inch thick plate, depending on the context2-inch thick plate, depending on the context2-inch thick plate, depending on the context5 8 x 4 1 2 strong bolt 2 anchor. Regardless, the plate's purpose is to distribute the load from the bolts evenly onto the substrate, preventing localized stress and potential damage.

...

The versatility of 2-inch self-drilling screws extends beyond just construction projects. They are commonly used in automotive, HVAC, and electrical applications as well. Their ability to penetrate various materials smoothly makes them ideal for a wide range of tasks, including but not limited to attaching metal framing, securing drywall, and assembling furniture. This adaptability allows professionals to use these fasteners across numerous industries, minimizing the need for multiple types of screws.


...