Straight Flute Tap, Thread Size 5/8 In. -18, UNF, Taper, Overall Length 3 13/16 in, High Speed Steel, TiN, Right Hand, Thread Length 1 13/16 in, 75 Percent Thread Drill Size 14.50 mm, Thread Limit H3, Class of Fit 2B. This item has been restricted from sale in the following state (s): []