5 pc 82 Degree 1/4″ – 1″ Countersink Drilling Milling HSS Set

5 Piece 82 Degree 1/4-1″ High Speed Steel Countersink Set
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.
Includes 1/4″, 3/8″, 1/2″, 3/4″ & 1″.