Straight Flute Tap, Thread Size 3/8 In. -16, UNC, Plug, Overall Length 2.94 in, High Speed Steel, TiN, Right Hand, Thread Length 1.25 in, 75 Percent Thread Drill Size 5/16 in, Thread Limit H2, Class of Fit 2B. This item has been restricted from sale in the following state (s): []