Bwintech 3 Pcs 304 Stainless Steel Forging Hex Coupling, 1/2" NPT x 1/2" NPT Female Threaded Pipe Fittings, Hex Coupling Rod Version

["Package: Hex Coupling nut with thread seal tape, helps with the pipe connection","Thread Dimension: 1/2\" NPT x 1/2\" NPT Female","NPT thread for creating tighter seals than straight threads, adapter to most of the standard pipe in America. Pay attention to the NPT size.","Use Forged Stainless Steel 304, product would be much more sturdy than Brass material, Could tolerate more pressure.","Max Working Pressure: 3000 Psi,Working Temperature Range is between -58℉~+392℉"]