Self Drilling Screws or Tek Screws enable the user to quickly fix materials such as steel, aluminium, composites, or timber to steel section, or similar, without the need for any pre-drilling or thread tapping. Each screw features a special cutting tip and tapping thread. .t

Increasingly relied upon in modern construction projects where their speed and efficiency considerably reduce labour costs.

They are available with hexagon,  countersunk or wafer heads for use with various materials and applications.