Reed's UHN1/2-3/4 is a Universal Die. It has a 1/2" - 3/4" NPT capacity. It weighs 1.5 lbs. This universal die is made with the best materials, methods, and CNC production. This die fits Reed's 5301PD power drive, Ridgid 300, 300 Compact, 535, 535 Automatic, 1215, 1822-I, 1224, and the Reed R811 Universal Die Head. This die is made from High-Speed Steel.