The Halex 1/2 Inch Screw-In Flexible Metal Conduit Coupling is an essential component for any electrical installation involving flexible metal conduit. This coupling is designed to securely join two pieces of flexible metallic conduit, ensuring a reliable and safe connection. Made from durable die-cast zinc, this coupling is built to withstand the rigors of electrical applications while providing excellent corrosion resistance. With its UL (Underwriter's Laboratories) listing, you can trust that this product meets stringent safety standards.