1-1/4” NPSM thread, 1” entry, polyurethane jacket with brass threads and tungsten carbide liner.
1-1/4” NPSM thread, 3/4” entry, all polyurethane jacket and threads,
tungsten carbide liner.
3/4” NPSM thread, 3/4” entry, all steel jacket with steel threads,
tungsten carbide liner (also replacement nozzle for spin blasters, twister, etc.).