HomeIrwin 1921ZR 6pc Taper Pipe Tap Set (HCS)$105.26PriceQuantityAdd to CartModel Number1921ZRIncluded ItemsSet includes one taper tap each of: 1/8" - 27 NPT, 1/4" - 18 NPT, 3/8" - 18 NPT, 1/2" - 14 NPT, 3/4" - 14 NPT, 1" - 11-1/2 NPT