Spiral Point STI Tap: 5/8-11 UNC, 3 Flutes, Plug, High Speed Steel, Oxide Finish

Spiral Point STI Tap: 5/8-11 UNC, 3 Flutes, Plug, High Speed Steel, Oxide Finish 4-1/4" OAL, 2" Thread Length, H4, 2B Class of Fit, Series 301