470315/16 6210086 Taper Shank Counterbore 3FL 15/16 inch

Interchangeable pilot-counterbore body with 3-flutes, diameter 15/16" with an overall length of 6.1/8" and a flute length of 1.1/2" and MT 2 Morse-taper shank, according to ANSI standard to produce a flat bottom seat for socket-head cap screws with the aid of a pilot with a shank diameter of 1/4" and a maximum pilot guide diameter of 7/8", HSS with standard bright finish for machining free machining and plain carbon steel, wrought and copper or copper alloys.