M4.5 X 0.75 Size x 0.8750" (7/8) Thread Length x D4 Limit x 0.1940" Shank DIA, High Speed Steel - 3 FL - Zrn Coated
M4.5 X 0.75 Size x 0.8750" (7/8) Thread Length x D4 Limit x 0.1940" Shank DIA, High Speed Steel Spiral Flute - Semi-Bottoming Tap, 3 Flutes, Zrn Coated