47029/16 6210041 Counterbore Body - Short Set ANSI 3FL 9/16 inch

Interchangeable pilot-counterbore body with 3-flutes, diameter 9/16" with an overall length of 4.5/16" and a flute length of 1.1/4" and 1/2" straight 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 3/16" and a maximum pilot guide diameter of 1/2", HSS with standard bright finish for machining free machining and plain carbon steel, wrought and copper or copper alloys.