Straight Flute Tap, Thread Size #1-64, UNC, Taper, Overall Length 1 11/16 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 3/8 in, 75 Percent Thread Drill Size 1.45 mm, Thread Limit H1, Class of Fit 2B. This item has been restricted from sale in the following state (s): []