Spiral Flute Tap, Thread Size 3/8 In. -16, UNC, Overall Length 2 15/16 in, High Speed Steel, Bright (Uncoated), Thread Length 3/4 in, 75 Percent Thread Drill Size 5/16 in, Thread Limit H3, Class of Fit 2B, Thread Direction Right Hand, Number of Flutes 3. This item has been restricted from sale in the following state (s): []