long hex head bolts

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.


...

One of the key advantages of self-drilling screws for heavy steel is their ability to save time and labor costs. Traditional screws require pre-drilling a hole before fastening, which can be time-consuming, especially when working with heavy steel materials. Self-drilling screws eliminate the need for this extra step, allowing for quick and efficient installation. This is particularly important in industrial settings where production timelines are tight and every minute counts.

...