Drilling Screws

Self drilling screws, also known as Tek screws, are used like drill bits and other cutting tools, which means that there is no need for pre-drilled holes because the screws can be drilled and tied using the same rotational motion. These types of screws are used to form their own mating thread by creating their own holes, as the screws are being driven into the material. Self drilling screws have a high-hardness point and lead threads for drilling and tapping