Features and Benefits: Constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance; Standard 118 degree point for use in wood, metal, and plastic; Overall length: 1-7/8″; IRWIN offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point, Titanium Nitride, and Cobalt Drill Bits.. For general use in metal, wood and plastic