Ridgid 1-1/4" 12R NPT Pipe Threading Dies

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The Ridgid 37840 is an steel pipe die for manual threaders. The die is used to rethread pipes with a nominal pipe size of 1-1/4" and 11-1/2 threads per inch. The die is used in the OO-R, 111-R, 12-R, O-R, and 11-R ratchet threaders. The die can also be used for the 30A and 31A 3-way pipe threaders.


  • Pipe Threading: 1-1/4" 12R NPT


  • Alloy material
  • Nominal Pipe size 2"
  • Pipe dies for OO-R, 111-R, 12-R, O-R, 11-R Ratchet threaders or 30A, 31A 3-way pipe threaders
  • (NPT) National Pipe Taper
More Information
Product Name Ridgid 1-1/4" 12R NPT Pipe Threading Dies
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