Countersunk PH2 Drywall Screws 3.5 x 50mm Black Phosphate Clam 200 S9DHB35051

This 3.5 x 50mm drywall screw features a black phosphate finish and is designed for fixing plasterboards or drylining materials onto both timber and metal stud work. The size makes it suitable for a range of applications, including securing boards in partitions and ceilings where a reliable hold is required.

The countersunk head enables a flush finish with the board surface, supporting clean joint taping and smooth wall preparation. The PH2 Phillips drive is compatible with most site drivers and power tools, allowing for efficient installation across multiple boards and typical interior or exterior drywall jobs.