Live Steam 1/2-27 TPI UNS HSS Die
Model: 1/2-27 UNS Die (UNS : Unified Special Pitch Thread).
Material: HSS ( High Speed Steel). 1PC 1/2-27 UNS Die. This
is a specialized high quality die for your shop or live steam use.
Use a one inch (1.0") die wrench/handle.
-Thanks for your interest-