Spiral Point Tap, Thread Size #10-32, UNF, Overall Length 2 3/4 in, HSS-E, Black Oxide, Right Hand, Thread Length 7/16 in, 75 Percent Thread Drill Size #21, Thread Limit 3B, Class of Fit H3, Number of Flutes 2.
-11 1/2, NPT, Overall Length 4 1/4 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 1 3/4 in, 75 Percent Thread Drill Size 1-23/32 in, Number of Flutes 7.