TRUSS HEAD/Self tapping, Stainless steel, 6R, 1/2 6RX1/2THB pack of 100Cadmium Plated Steel Sheet Metal Screw | 1/2-in, #6 Type B ThreadThese truss head tapping screws with type B threads are self-tapping and machined from stainless steel and features a cadmium-plated coating. This truss head Philli..