DEWALT DW1120 5/16-Inch Black Oxide Split Point Twist Drill Bit

115-DW1920 Features: -No-Spin shank eliminates the frustration of bit spinning in the chuck. -Pilot Point Tip starts on contact for clean accurate holes and reduces lock-up on breakthrough. -Diameter: 5/16 in. -Point Shape: Pilot. Black Oxide drill bits from DeWalt are ideal for general applications including drilling in non-ferrous metal wood and plastic. They have a 135 degree split point for quick start and no walk applications. The parabolic flute design improves chip ejection in metal and wood drilling applications. Because of the wide variety of applications covered black oxide drill bits are found in most residential and commercial tool boxes.