RIDGID 37910 12-R High Speed Stainless R-Hand Pipe Threading Die, 3/8" NPT

Ridgid 37910 Specifications:
•  Material: H.S. For Stainless Steel
•  Cutting Direction: Right
•  Thread - TPI or Pitch: 3/8" - 18 NPT
•  Type: High Speed NPT Dies

Ridgid 37910 Features:
•  NPT Dies are for tapered "Plumber's" threads.
•  NPSM Dies are for straight "Electrician's" threads.