Cuts internal threads in pipes. Ideal for pipe fittings.
Nominal size of the tap is that of the pipe fitting being tapped
Available in National Pipe Taper (NPT) and British Standard Pipe Taper (BSP)
Tapered at a rate of 3/4-Inch per foot
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, and 1" - 11-1/2 npt. Made in the USA.
Features and Benefits: cuts internal threads in pipes nominal size of the tap is that of the pipe fitting being tapped ideal for pipe fittings tapered at a rate of 3/4" per foot comes in a Plastic case set 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.