-18, UNF, Bottoming, Overall Length 3 19/32 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 1 21/32 in, 75 Percent Thread Drill Size 12.Straight Flute Tap, Thread Size 9/16 In.90 mm, Thread Limit 2B, Class of Fit 2B.
50 mm, Thread Limit H7, Class of Fit 2B, Thread Direction Right Hand, Number of Flutes 4.Spiral Flute Tap, Thread Size 3/4 In.-16, UNF, Overall Length 4 1/4 in, High Speed Steel, Black Oxide, Thread Length 1 3/16 in, 75 Percent Thread Drill Size 17.
-16, UNF, Overall Length 4 1/4 in, High Speed Steel, Black Oxide, Thread Length 1 3/16 in, 75 Percent Thread Drill Size 17.50 mm, Thread Limit H7, Class of Fit 2B, Thread Direction Right Hand, Number of Flutes 4.Spiral Flute Tap, Thread Size 3/4 In.