22mm to 24mm Diam 168.3mm Max Depth Helical Flute Spade Drill Allied Machine and Engineering 22mm to 24mm Diam 168.3mm Max Depth Helical Flute Spade Drill - 25mm Diam Straight Shank with Flange, 209.2mm Body Length, 205.6mm Flute Length, 258.7mm OAL, Through Coolant, Series 1.5