IRWIN 12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bits are ideal for drilling in hard-to-reach areas and for running wires and cable
Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
For general use in wood, metal, and plastic
Black oxide coating resists corrosion
135 degree split point ensures a true start and eliminates bit walking