1/4-28 fine thread tap works without problems for making female threads to match 1/8-27 NPT male fittings.
HUH?? Why not just use a 1/8-27 pipe tap? Those are readily available.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.