This box of 42mm self-drilling screws is intended for use in fixing Siniat Aqua Board, Weather Defence, and TileBacker boards. Manufactured from carbon steel with a zinc coating, these screws are suitable for internal drylining and external sheathing applications where moisture resistance is needed.
Frequently used by plasterers and dryliners, these screws provide secure board fixing during the boarding stage. A pack of 1000 supports large-scale boarding tasks, helping maintain productivity on site.
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