Straight Flute Tap, Thread Size #4-40, UNC, Plug, Overall Length 1.87 in, Vanadium High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 0.29 in, 75 Percent Thread Drill Size 2.20 mm, Thread Limit H2, Class of Fit 2B-3B. This item has been restricted from sale in the following state (s): []