Irwin 66720ZR High Speed Steel Aircraft Drill Bit, 5/16 x 6

Highlights:

• Size: 5/16
• Twist Length: 3-3/16
• Overall Length: 6
• 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
• Carded