Ridgid 37905 1/4-Inch High Speed Right Hand Pipe Die 37905 Dies, 12R 1/4 Npt Hs Ss This item is used for Handtools & Tool Organizers ,Other Hand Tools This product manufacture by United States For model 00-R, 11-R, 12-R, 0-R, 30A, 31A for stainless steel 18 threads per inch 1/4-Inch nominal pipe size Ridgid covers its products with a lifetime warranty against defects in material or workmanship for the life of the tool