KnKut Number 47 Jobber Length Drill Bit KnKut Number 47 Jobber Length Drill BitPremium grade KnKut Drills are manufactured from a high grade Molybdendum high speed steel, that has high vanadium content. KnKut Performance Drills are salt nitride treated, actually penetrating the tools surface giving KnKut Drills the hardness to drill tough materials such as stainless steel and titanium alloy.Made In USAGold FinishRounder More Accurate Holes135° Degree Split TipDrills Stainless Steel and Titanium AlloyManufactured From High Speed Steel KK5-47