THIS ALLIED MACHINE & ENGINEERING AMEC 150618-46 IS AN INDEXABLE INSERT DRILL FEATURING A 13MM GEN3 ICS HOLDER. THE TOOL HAS AN OVERALL LENGTH (OAL) OF 4-3/8 INCHES AND A SHANK LENGTH OF 1-7/8 INCHES. THE SHANK DIAMETER IS 3/4 INCH, AND THE DRILL END DIAMETER WITHOUT THE INSERT IS 1/2 INCH. IT IS DESIGNED WITH 2 FLUTES, WITH A FLUTE LENGTH OF 1-3/4 INCHES.