KnKut 29/64 Fractional 3/8" Reduced Shank Drill Bit KnKut 29/64 Fractional 3/8 Reduced Shank Drill BitKnKut 3/8 Reduced Shank Jobber Length Drills out perform high speed drills and even cobalt drills in many applications. KnKut Drills are manufactured from a high grade Molbydenum High Speed Steel (HSS), that has a high Vanadium content. KnKut Performance Drills are salt nitride treated, actually penetrating the tool's surface giving them the hardness to drill tough materials such as stainless steel and titanium alloy.Made In USANo Center Punch or Pilot Hole required3/8 Reduced Shank135° Split PointCuts Stainless Steel and Titanium AlloyManufactured From High Speed Steel KK38-29.64