Spiral Point Tap, Thread Size 1/4 In. -20, UNC, Overall Length 2 1/2 in, Cobalt, TiN, Right Hand, Thread Length 3/4 in, 75 Percent Thread Drill Size #7, Thread Limit H3, Class of Fit 2B-3B, Number of Flutes 3. This item has been restricted from sale in the following state (s): []