12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bit - 3/16" Cooling System Adapters Use caution when using this

Use caution when using this system because the socket is held in place only by spring pressure on the steel ball

1/2" square drive

Two in-line cylinders

6 spiral flute extractors - for use on common fasteners where lower torque is adequate

One touch release for 11 locking positions

12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bit - 3/16" Cooling System Adapters Use caution when using this12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bit 3 16" Features and Benefits: 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