Irwin Hanson 1905ZR 1/2"-14 NPT Pipe Tap – Carbon Steel – NEW – USA Made. Manufacturer: Irwin Hanson. Size: 1/2"-14 NPT Taper (Nominal Pipe Size). Always compare your pipe OD to a pipe sizing chart to ensure correct fit.
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1906 ZR 3/4"-14 NPT Taper Pipe Tap – NEW – USA Made Irwin Hanson Carbon Steel RH