Thread Forming Tap, Thread Size 1/4 In.-28, UNF, Overall Length 2 1/2 in, Cobalt, Black Oxide, Right Hand, Thread Length 9/16 in, 75 Percent Thread Drill Size 5.90 mm, Thread Limit H6, Class of Fit 2B
Thread Forming Tap, Thread Size 1/4 In.-28, UNF, Overall Length 3 9/64 in, Cobalt, TiCN, Right Hand, Thread Length 1/2 in, 75 Percent Thread Drill Size 5.90 mm, Thread Limit H6, Class of Fit 2B, Tap Length Standard DIN