KYOCERA Replaceable Tip Drill, High Efficiency High Performance, Series: Magic Drill DRA, 0.335 to 0.3228 in Drill, Flanged Shank, 1/2 in Shank Diameter, 1.772 in Shank Length, 3.386 in Overall Length, 140 deg Point, 1.063 in Maximum Drill Depth, 3xD Drill Depth by Diameter Ratio, DA Insert, 85 Insert Seat