3/8″ 82 Degree 3 Flute High Speed Steel Countersink ~ Utilized in countersinking screw and rivet heads and for centering lathe work. ~ 3-Flute eliminates chatter in most applications while providing better accuracy than a single flute countersink. ~ Shank is 1/4″. ~ Overall length is approximately 1-3/4″. Utilized in countersinking screw and rivet heads and for centering lathe work. 3-Flute eliminates chatter in most applications while providing better accuracy than a single flute countersink. Shank is 1/4″. Overall length is approximately 1-3/4″.
