DescriptionSpecificationsDescriptionReplaceable Tip Drill: 0.551 to 0.567'' Drill Dia, 2.75" Max Depth, 0.625'' Weldon Flat Shank Uses IDI-SG & IDI-SK Inserts, 5.4" OAL, Through CoolantSpecificationsManufacturer Item No.3200458Manufacturer NameIscar