THIS PRECISION AD509702-677 DRILL FEATURES A .6250 INCH (5/8 INCH) DRILL BIT SIZE AND UTILIZES AN MT 2 MORSE TAPER SHANK TYPE. IT HAS A FLUTE LENGTH OF 6.25 INCHES AND AN OVERALL LENGTH OF 10.25 INCHES. THE DRILL IS DESIGNED WITH 2 SPIRAL FLUTES FOR EFFICIENT PERFORMANCE AND IS SUITABLE FOR PRECISE DRILLING TASKS.