Straight Flute Tap, Thread Size 7/16 In.-20, UNF, UNJF, Taper, Overall Length 3 5/32 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 1 7/16 in, 75 Percent Thread Drill Size 9.95 mm, Thread Limit H3, Class of Fit 2B, 3B