Spiral Point Tap, Thread Size #12-24, UNC, Overall Length 3 1/8 in, HSS-E, Black Oxide, Right Hand, Thread Length 1 1/16 in, 75 Percent Thread Drill Size 4.45 mm, Thread Limit 2B, Class of Fit 2B, Number of Flutes 3. This item has been restricted from sale in the following state (s): []