Straight Flute Tap, Thread Size 1 In. -8, UNC, Bottoming, Overall Length 5 1/8 in, High Speed Steel, TiN, Right Hand, Thread Length 2 1/2 in, 75 Percent Thread Drill Size 22.25 mm, Thread Limit H4, Class of Fit 2B. This item has been restricted from sale in the following state (s): []