THIS IS A KOMET UV6400611 SP ABS 50 DRILL AND CHAMFER TOOLING TYPE. IT HAS AN OVERALL LENGTH (OAL) OF 4-3/8” AND FEATURES TWO FLUTES/INSERT SEATS WITH A 3-3/8” LENGTH AND A 1.35” END DIAMETER. THE SHANK IS STRAIGHT, MEASURING 1” IN LENGTH AND 28MM IN DIAMETER. THE PART NUMBER IS UV6400611.