Designed for face frame boring machine. Used on Ritter and Evans Rotork Machines. 10 Bores smooth, flat-bottomed holes. Double-fluted twist with wide channels for easy chip clearance.
Drill is held by split shank and set screw.
Use with Drill Nos. Center drills not included with counterbores. Designed for seating flat head screws. Double-fluted twist with wide channels for easy chip clearances. Drills is held by split shank and set screw.