5/8 - 11 Size x 1.8125" (1-13/16) Thread Length x H3 Limit x 0.4800" Shank DIA, High Speed Steel - 4 FL - TiN Coated
5/8 - 11 Size x 1.8125" (1-13/16) Thread Length x H3 Limit x 0.4800" Shank DIA, High Speed Steel Hand Tap - Left Hand, 4 Flutes, TiN Coated