Spiral Point Tap, Thread Size #4-40, UNC, Overall Length 1 7/8 in, Cobalt, Black Oxide, Right Hand, Thread Length 33/64 in, 75 Percent Thread Drill Size 2.20 mm, Thread Limit H2, Class of Fit JIS 2, Number of Flutes 2. This item has been restricted from sale in the following state (s): []