IRWIN 1454 Straight Flute Hand Tap, 5/8"-18, Plug, 4 Flutes, UNC
Straight Flute Tap, Thread Size 5/8 In.-18, UNF, Plug, Overall Length 3 13/16 in, Carbon Steel, Bright (Uncoated), Right Hand, Thread Length 1 13/16 in, 75 Percent Thread Drill Size 14.50 mm, Thread Limit H2, Class of Fit 2B