M3.5 X 0.6 Size x 0.6875" (11/16) Thread Length x D4 Limit x 0.1410" Shank DIA, High Speed Steel - 3 FL - Zrn Coated
M3.5 X 0.6 Size x 0.6875" (11/16) Thread Length x D4 Limit x 0.1410" Shank DIA, High Speed Steel Spiral Flute - Semi-Bottoming Tap, 3 Flutes, Zrn Coated