With the Ridgid 37840 dies, you cut precise right-hand npt threads at 11.5 tpi on 1 1/4-inch steel pipes. Built from durable alloy steel, the sharp cutting edges deliver clean and accurate threads every time, ensuring tight, leak-free tapered connections on your piping jobs. These replacement dies fit seamlessly into compatible manual ratchet die heads, including Ridgid 11R and 12R models. By restoring your tool's cutting performance directly on site, you maintain full control and keep your plumbing and pipefitting projects running smoothly.
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