These Killer Force Drills (KFD) have a heavy duty 135 degree split point for self-centering and reducing thrust. 1/16" Quick Change Hex Shank Drill Bit The length between the chucking slot on the shank to the end of the shank is standard 3/8".
. Has 3-flat shank.11/64" HSS Split Point Mechanic Length Drill Bit 3-Flat Shank Gold and black surface treated for use in stainless steel and other hard metal drilling.