Three Piece Tap Kit, Tap Thread Size #3-56, High Speed Steel, Bright (Uncoated), Thread Standard UNF, Thread Length 1/2 in, Overall Length 1 13/16 in, 75 Percent Thread Drill Size #46, Thread Limit 2B, Class of Fit 2B, Thread Direction Right Hand, Number of Flutes 3. This item has been restricted from sale in the following state (s): []