WIDIA VTAFT5144 Spiral Point Tap, 1/4″-28, Bottoming, UNF, 3 Flutes, CrC/C
Spiral Point Tap, Thread Size 1/4 In.-28, UNF, Overall Length 2 15/32 in, High Speed Steel, CrC/C, Right Hand, Thread Length 9/16 in, 75 Percent Thread Drill Size 5.45 mm, Thread Limit H7, Class of Fit 6H, Number of Flutes 3 .