Self drilling screws for Metal are known as Tek Screws. The screw comes in a variety of head types as well as Coatings (ie Finishes). It is design with its unique point to Self drill through Metal up to 5mm. Heavier guage metal requires Drill point screw (listed below).
Approx Diameter Equivalents
4g - 2.8mm
5g - 3.2mm
6g - 3.5mm
8g - 4.2mm
10g - 4.8mm
12g - 5.5mm
14g - 6.1mm
IMPORTANT: Countersunk - Measure entire length of Screw.
However if your size is not listed, please feel free to Email your Enquiry.

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