Cleveland C64101 Hss Npt Int. Pipe Taps

1/2-14 NPT, 4 Flutes, Bright Finish, High Speed Steel, Interrupted Thread Pipe Tap 3-1/8 Inch Overall Length, 11/16 Inch Shank Diameter, 1-3/8 Inch Thread Length, 0.51 Inch Square Size, Regular Hook, Plug Chamfer