150mm self drilling screws

In conclusion, self-drilling screws for 1/4 steel offer a powerful and efficient solution for various industrial and construction tasks. Their ability to drill and fasten simultaneously, coupled with their strength and durability, makes them a go-to option for professionals. However, proper selection and use, including choosing the right material, coating, length, and applying appropriate torque, are essential to maximize their benefits and ensure a successful project outcome.

...

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.

...

Wafer head reamer self-drilling screws are specialized fasteners designed to penetrate materials without the need for pre-drilled holes. The wafer head refers to its flat, wide design, which provides a large bearing surface. This shape helps distribute the load over a broader area, reducing the risk of material deformation and enhancing overall stability. The reamer design, on the other hand, refers to the screw's cutting capability, allowing it to create its own hole while drilling into various substrates.


...