Straight Flute Tap, Thread Size #2-64, UNF, Taper, Overall Length 1 3/4 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 7/16 in, 75 Percent Thread Drill Size 1.80 mm, Thread Limit H2, Class of Fit 2B. This item has been restricted from sale in the following state (s): []