3/8 BSW Whitworth hex head set screws, zinc plated steel BZP, optional nuts
This is a set of 3/8 BSW (British Standard Whitworth) fully threaded set screws, made from zinc plated steel. Screws & nuts: each screw is supplied with a zinc plated full hex nut. They are sold in sets of 2, 4, 6, 8 or 10 screws.