KYOCERA Indexable Insert Drill, Right Hand Cutting Standard Length, Series: HD Series, 7/8 in Drill, 1 in Shank Diameter, 2.28 in Shank Length, Weldon/Whistle Notch Shank, 1 in Modular Connection, 2.63 in Maximum Drill Depth, 5.79 in Overall Length, 7/8 in Diameter, 3xD Drill Depth by Diameter Ratio, 2 Drill Inserts, Insert Compatibility: WCMX 050308-M1…/WCMX 050308-M1A…, Through Coolant: Yes