INTERCHANGEABLE INSERT DRILL 66.680X 463.55MM – BASIC NAME DRILL MODIFIER NAME WITH INTERCHANGEABLE INSERT TIP DIAMETER 66.68 MM CHANNEL LENGTH 463.55 MM COOLING HOLE WITH COOLING HOLE NUMBER OF INSERTS 1 INSERT SUPPLY NOT INCLUDED INSERT TYPE SERIES 5 SCREWS WITH INSERT SCREWS KEY WITH TORX KEY COMMERCIAL REFERENCE YG1-Z50EXSS200I