Pipe and Conduit Thread Tap, Thread Size 1-1/2 In. -11 1/2, NPT, Overall Length 4 1/4 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 1 3/4 in, 75 Percent Thread Drill Size 1.7188 in, Class of Fit 3B, Number of Flutes 7. This item has been restricted from sale in the following state (s): []