Straight Flute Tap, Thread Size 7/8 In. -9, UNC, Bottoming, Overall Length 4 11/16 in, High Speed Steel, TiN, Right Hand, Thread Length 2 7/32 in, 75 Percent Thread Drill Size 19.50 mm, Thread Limit H4, Class of Fit 2B. This item has been restricted from sale in the following state (s): []