Straight Flute Tap, Thread Size M20x 2.5, Metric, Bottoming, Overall Length 13.51 mm, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 50.80 mm, 75 Percent Thread Drill Size 17.50 mm, Thread Limit D7, Class of Fit 6H. This item has been restricted from sale in the following state (s): []