shear studs

When it comes to fastening objects to walls or other surfaces, expanding plastic screw anchors have become a staple in both DIY projects and professional construction. These versatile anchors provide a reliable means of securing screws in materials that may not offer a solid grip, such as drywall or masonry. Understanding the features, benefits, and applications of expanding plastic screw anchors can help individuals choose the right anchor for their projects.


...

The primary structure of a wedge-type anchor consists of a threaded rod, a nut, a washer, and the wedge itself. The threaded rod, often made from durable materials like steel or stainless steel, is inserted into a pre-drilled hole. As the nut is tightened, the wedge is forced against the inner wall of the hole, causing the anchor to expand. This expansion generates a powerful frictional force that locks the anchor in place, providing exceptional holding power.

...