Straight Flute Tap, Thread Size #10-32, UNF, Plug, Overall Length 2.37 in, Cobalt, Bright (Uncoated), Right Hand, Thread Length 0.87 in, 75 Percent Thread Drill Size #21, Thread Limit H3, Class of Fit 2B-3B. This item has been restricted from sale in the following state (s): []