Benefits • Used for thick gauge metal studwork (over 0.7mm thick) • Fine threaded screw • Phillips head • Carbon steel screws with Zinc Coating • Manufactrured to BS EN 14566 GTEC Wafer Head screws are used to attached metal to metal within partitioning systems, mostly Stud to Track, and where there is a need for plasterboard to be placed over the screw head. Low profile head for connecting GTEC metal components beneath plasterboard.