Spiral Point Tap, Thread Size #2-56, UNC, Overall Length 1 3/4 in, High Speed Steel, TiN, Right Hand, Thread Length 7/16 in, 75 Percent Thread Drill Size 1.73 mm, Thread Limit H2, Class of Fit 2B, Number of Flutes 2. This item has been restricted from sale in the following state (s): []