When pulling the plug from the socket, the Brass Earth Pin is the last to come loose. i.e., disconnect the line and neutral first, then this. Our pin, which are used in electrical construction, are well-known for their quality and finish. It is extremely difficult to assemble when putting together the parts of electrical and electronic gadgets. Brass Earth Pin is made of high-grade, certified brass and is available for industrial plugs and sockets, as well as fuses for electrical appliance plugs.