CoCud Tap and Drill Bit Set, M6 x 0.75 Tap Thread 5.2mm Drill Diameter, Metric Machine Screw Tap & Twist Drill Bit Tool Kit - (Applications: for Threading Tapping Repairing), 1-Set - Amazon.com
SGS 69245 | 5.2mm Diameter x 6.0mm Shank x 44mm LOC x 82.0mm OAL 2 Flute AlTiN Coated Screw Machine Length Drill Bit - All Industrial Tool Supply