KFD Jobber Length Drill Bit, Heavy Duty Premium Quality, Series: KFD, Imperial, 3/8 in Drill - Fraction, 0.375 in Drill - Decimal Inch, 5 in Overall Length, 3-5/8 in Cutting Depth, 2 Flutes, 3-5/8 in Flute Length, Round Shank, 135° Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black/Gold, Applicable Materials: Metal and Steel. Black and gold jobber drills are manufactured from premium grade HSS. Killer Force Drills (KFD) have a heavy duty 135° split point for self-centering and reducing thrust. Gold and black surface treated for use in stainless steel and other hard metal drilling. 3-5/8 in flute length.